Samtech Instruments

In a physics lab, a Battery Eliminator is a device that provides a stable source of electrical power without relying on batteries. It serves as a power supply that can be adjusted to deliver a specific voltage and current, allowing students to conduct experiments and power electronic devices consistently. This eliminates the need for constantly replacing batteries and ensures reliable power for various experiments and demonstrations in the lab setting. By using a battery eliminator, students can focus on their experiments without interruptions caused by fluctuations in power supply or the need for battery replacements.

When explaining the use of a battery eliminator to students, it’s important to emphasize its role in providing a continuous and controlled electrical power source for their experiments. Highlighting its ability to mimic the function of batteries while offering a more consistent power supply can help students better understand its practical significance in a physics lab setting. By using a battery eliminator, students can conduct experiments with greater precision and reliability, ultimately enhancing their learning experience and the accuracy of their results.

Moreover, it’s essential to demonstrate how to appropriately adjust the voltage and current settings on the battery eliminator to meet the specific requirements of different experiments. This practical knowledge equips students with the skills to utilize the device effectively, ensuring safety and optimal performance during their lab work. Understanding the purpose and operation of a battery eliminator empowers students to conduct experiments with confidence and provides them with valuable hands-on experience in working with electrical power sources

In a physics lab, a Delux Battery Eliminator is a device that provides a stable source of electrical power without relying on batteries. It serves as a power supply that can be adjusted to deliver a specific voltage and current, allowing students to conduct experiments and power electronic devices consistently. This eliminates the need for constantly replacing batteries and ensures reliable power for various experiments and demonstrations in the lab setting. By using a battery eliminator, students can focus on their experiments without interruptions caused by fluctuations in power supply or the need for battery replacements.

When explaining the use of a battery eliminator to students, it’s important to emphasize its role in providing a continuous and controlled electrical power source for their experiments. Highlighting its ability to mimic the function of batteries while offering a more consistent power supply can help students better understand its practical significance in a physics lab setting. By using a battery eliminator, students can conduct experiments with greater precision and reliability, ultimately enhancing their learning experience and the accuracy of their results.

Moreover, it’s essential to demonstrate how to appropriately adjust the voltage and current settings on the battery eliminator to meet the specific requirements of different experiments. This practical knowledge equips students with the skills to utilize the device effectively, ensuring safety and optimal performance during their lab work. Understanding the purpose and operation of a battery eliminator empowers students to conduct experiments with confidence and provides them with valuable hands-on experience in working with electrical power sources.

The Jaysee Sliding Rheostat is a high-quality instrument designed to control electrical resistance precisely. Its durable construction and versatile features make it an excellent choice for various applications.

Key Specifications:

• Diameter: 5.6cm
• Length: 8″
• Brand: Jaysee, known for superior electronic instruments

Features:

• Adjustable Resistance: The sliding rheostat allows for precise and smooth adjustment of electrical resistance.
• Quality Materials: The instrument has high-quality components to ensure reliable and accurate performance.
• Wire Options: Two wire options are available – Eureka Wire and Nichrome Wire, providing flexibility in resistance properties.
• Aluminum Feet: The rheostat can have aluminium feet for enhanced stability—the additional cost of 50Rs.

The Jaysee Sliding Rheostat offers precise resistance control, durability, and versatile wire options. It suits various applications, including laboratory experiments, educational demonstrations, and electrical engineering projects. With its focus on quality and user-friendly design, this rheostat is a valuable tool for professionals and enthusiasts.

Choose the Jaysee Sliding Rheostat for superior performance and reliable resistance control. Order now and experience its versatility and durability firsthand!

Transformers are electrical devices that can change the voltage of an alternating current (AC) while keeping the frequency of the current the same. They are important because they allow us to step up or step down the voltage of electricity, which is essential for the transmission and distribution of power.

Let’s understand it with an example. Imagine you have a toy train set that runs on a 12-volt battery. Now, you want to power the same train set using the regular 220-volt power outlet in your home. This is where a transformer comes into play. You can use a transformer to step down the voltage from 220 volts to 12 volts, making it safe for your train set to operate.

In another scenario, when electricity is generated at power plants, it is at a very high voltage. This high-voltage electricity is not suitable for household use. So, transformers are used to step down the high voltage to a lower, safer voltage for use in homes, schools, and businesses. This process reduces energy losses and makes electrical power distribution more efficient.

Demonstration Transformer Working Model consist of two coils of wire, known as the primary and secondary coils, wrapped around a core, usually made of iron. The primary coil is connected to the source of electrical power, while the secondary coil is connected to the load that uses the electrical power. By varying the number of turns in the primary and secondary coils, transformers can step up or step down the voltage.

In summary, transformers play a crucial role in ensuring that electricity can be transmitted efficiently from power plants to our homes and businesses, making it safer and more usable.

• High-quality Sliding Rheostat by Jaysee
• Diameter: 5.6cm, Length: 12″
• Adjustable resistance for precise control
• Two wire options are available: Eureka Wire and Nichrome Wire

The Jaysee Sliding Rheostat is a high-quality instrument designed to control electrical resistance precisely. Its durable construction and versatile features make it an excellent choice for various applications.

Key Specifications:

• Diameter: 5.6cm
• Length: 8″
• Brand: Jaysee, known for superior electronic instruments

Features:

• Adjustable Resistance: The sliding rheostat allows for precise and smooth adjustment of electrical resistance.
• Quality Materials: The instrument has high-quality components to ensure reliable and accurate performance.
• Wire Options: Two wire options are available – Eureka Wire and Nichrome Wire, providing flexibility in resistance properties.
• Aluminum Feet: The rheostat can have aluminium feet for enhanced stability—the additional cost of 50Rs.

The Jaysee Sliding Rheostat offers precise resistance control, durability, and versatile wire options. It suits various applications, including laboratory experiments, educational demonstrations, and electrical engineering projects. With its focus on quality and user-friendly design, this rheostat is a valuable tool for professionals and enthusiasts.

Choose the Jaysee Sliding Rheostat for superior performance and reliab

The Jaysee Sliding Rheostat is a high-quality instrument designed to control electrical resistance precisely. Its durable construction and versatile features make it an excellent choice for various applications.

Key Specifications:

• Diameter: 5.6cm
• Length: 6″
• Brand: Jaysee, known for superior electronic instruments

Features:

• Adjustable Resistance: The sliding rheostat allows for precise and smooth adjustment of electrical resistance.
• Quality Materials: The instrument has high-quality components to ensure reliable and accurate performance.
• Wire Options: Two wire options are available – Eureka Wire and Nichrome Wire, providing flexibility in resistance properties.
• Aluminum Feet: The rheostat can have aluminium feet for enhanced stability—the additional cost of 50Rs.

The Jaysee Sliding Rheostat offers precise resistance control, durability, and versatile wire options. It suits various applications, including laboratory experiments, educational demonstrations, and electrical engineering projects. With its focus on quality and user-friendly design, this rheostat is a valuable tool for professionals and enthusiasts.

Choose the Jaysee Sliding Rheostat for superior performance and reliable resistance control. Order now and experience its versatility and durability firsthand!

The Jaysee Reversing Key or  Commutator is designed for circuits that require a quick and easy change in polarity. It features a rotatable beam made of insulating plastic, equipped with two brushes connected to 4mm terminals. The brushes and contact strips are strategically arranged on the beam and base, allowing polarity reversal when the beam is rotated. The brushes are made of laminated phosphor bronze, ensuring reliable and consistent contact between the key and the circuit.

Key Features:

• Rapid and convenient changeover of polarity in circuits
• Rotatable beam made of insulating plastic material
• Two brushes connected to 4mm terminals for easy connection
• Reliable contact strips made of laminated phosphor bronze
• Ensures stable and efficient electrical connections
• Durable construction for long-lasting performance
• Suitable for a variety of circuit applications
• Brand: Jaysee, known for quality and reliability in laboratory equipment

The Jaysee Reversing Key is a versatile tool that reverses polarity in circuits, allowing for efficient experimentation and analysis. Its durable construction and reliable contact ensure consistent performance in various circuit applications. Whether in educational settings or research laboratories, this reversing key is valuable to any circuit setup.

Introducing the Big Solar Fan Model, a revolutionary solar-powered cooling solution designed to provide you with refreshing airflow while reducing your carbon footprint. This exceptional fan has advanced features and cutting-edge technology, making it the perfect companion for hot summer days and eco-conscious living.

The Big Solar Fan Model boasts a powerful fan with seven-speed options, allowing you to customize the airflow according to your comfort level. From a gentle breeze to a strong gust, this fan caters to your cooling needs with remarkable precision and versatility.

Harnessing the sun’s energy, the solar panel (5V, 500mA) charges the fan’s inbuilt battery, ensuring uninterrupted operation even when sunlight is limited. With a 2-3 hours battery backup, you can enjoy the fan’s refreshing breeze without worrying about power outages or dependence on electrical sockets.

One of the key advantages of the Big Solar Fan Model is its eco-friendly design. This fan reduces energy consumption and carbon emissions by utilising solar power, making it an environmentally conscious choice. Embrace sustainable living without compromising on comfort and functionality.

Designed for convenience, this fan is user-friendly and portable. Its sleek and compact design allows you to place it anywhere in your home, office, or outdoor space. With its easy-to-use controls and adjustable stand, you can position the fan for optimal airflow and cooling efficiency.

Upgrade your cooling experience and embrace sustainability with the Big Solar Fan Model. Stay cool, save energy, and reduce your environmental impact. Order now and enjoy the refreshing breeze of solar-powered cooling!

Stay cool, stay green with the Big Solar Fan Model. Order now

Introducing the Jaysee IC Regulated Battery Eliminator 1.5-12V 2A, a reliable and efficient power supply solution for all your electronic needs. With Jaysee’s commitment to quality and innovation, this battery eliminator delivers consistent voltage output, eliminating the hassle of battery replacements and ensuring uninterrupted power whenever needed.

With an input of 220V AC and 12 selectable Voltage steps, the Jaysee Regulated Battery Eliminator provides a wide range of voltage options, ranging from 1.5V to 12V. This versatility allows you to power various electronic devices and circuits, making it an ideal choice for hobbyists, students, and professionals.

Say goodbye to the inconvenience of batteries running out. The Jaysee Regulated Battery Eliminator offers a stable and reliable power source, ensuring consistent performance for your electronic equipment. Whether powering small electronics, DIY projects, or other electrical devices, this eliminator provides the convenience and peace of mind you deserve.

Operating the Jaysee IC Regulated Battery Eliminator is a breeze. Its user-friendly design allows for easy voltage adjustment, making selecting the desired voltage step for your specific requirements simple. Its compact and portable design adds to its convenience, allowing you to take it with you wherever you go.

Upgrade to the Jaysee IC Regulated Battery Eliminator 1.5-12V 2A and experience the reliability and convenience of uninterrupted power for all your electronic devices. Order now and embrace the freedom of a consistent power supply without needing batteries. Say hello to hassle-free operation with Jaysee!

The JAYSEE 7 Decade Resistance Boxes, manufactured by Samtech, are precision instruments designed for rapid and accurate resistance measurements. These resistance boxes feature specially designed switches that allow for precise adjustments, covering a wide range of resistance values from 1 to 11,111,110 Ohms.

Key Specifications:

• Decades Range: 1 Ω, 10 Ω, 100 Ω, 1 kΩ, 10 kΩ, 100 kΩ, 1 MΩ
• Total Resistance Range: 1 Ω to 11,111,110 MΩ
• Accuracy: 
  • 0.5% for 1 Ω
  • 1% for 10 Ω, 100 Ω, 1 kΩ, 10 kΩ, 100 kΩ, and 1 MΩ
• Increment Step: 1 Ω
• Range of Resistance: Seven decades
• Power Rating of Resistors: 1W
• Weight: Less than 1.5 kg
• Warranty: 1 year

The decade resistance boxes are designed with a panel-mounted dial assembly, enclosed in a sturdy metal or wooden box to protect against dust and acid fumes. Each decade switch has 1 to 10 positions, including a zero position, allowing for precise and reliable resistance adjustments. The resistance values are of ±1% tolerance and have a power rating of 1 Watt. The knobs on the resistance boxes are designed with ribs for comfortable operation, and the output socket terminals are of 4 mm in size.

The SAM-D7125 Decade Resistance Boxes by Samtech offer excellent accuracy, durability, and ease of use. With their wide range of resistance values, precise adjustments, and reliable performance, these resistance boxes are suitable for various laboratory applications, research facilities, and educational institutions. The product comes with a 1-year warranty, ensuring its quality and reliability

The Jaysee Multi-Range Digital Desk Stand Ammeter is a high-quality instrument that offers precise and reliable current measurements. Designed for convenience and accuracy, this Ammeter is suitable for schools, colleges and industrial settings.

Key Specifications:

• Measurement Ranges: The ammeter covers multiple ranges, including 0-200μA, 0-2mA, 0-20mA, and 0-200mA, providing flexibility for different current measurement needs.
• Digital Display: The clear digital display ensures easy reading of current values, allowing for quick and accurate measurements.
• Desk Stand Design: The ammeter comes with a desk stand, providing stability and convenience during usage. It can be easily placed on a table or workbench for easy access and visibility.
• Brand: Jaysee is known for its high-quality electronic instruments, ensuring reliability and performance.

Features:

1. Accurate Current Measurement: The ammeter delivers precise current measurements across its multiple ranges, enabling accurate analysis and testing.
2. User-Friendly Interface: The digital display and intuitive controls make it easy to operate and obtain accurate readings, enhancing efficiency and productivity.
3. Sturdy Desk Stand: The included desk stand a stable base, allowing for hands-free operation and easy display viewing.
4. Versatile Applications: The ammeter is suitable for a wide range of applications, including electronics testing, circuit troubleshooting, and research purposes.
5. Durable Construction: Jaysee is renowned for its durable and reliable instruments, ensuring long-lasting performance and durability.

Upgrade to the Jaysee Multi Range Digital Desk Stand Ammeter and experience precise and convenient current measurements. Order now and enhance your testing and analysis capabilities!

The Jaysee Multi Range Digital Voltmeter is a high-quality instrument that offers precise and reliable voltage measurements. Designed with convenience and accuracy in mind, this voltmeter is particularly suitable for educational institutions, such as schools and colleges, and is ideal for student experiments and learning purposes.

Key Specifications:

• Measurement Ranges: The voltmeter covers multiple ranges, including 0-200mV, 0-2V, 0-20V, and 0-200V, providing flexibility for different voltage measurement needs.
• Digital Display: The clear digital display ensures easy reading of voltage values, enabling quick and accurate measurements.
• Desk Stand Design: The voltmeter has a sturdy desk stand, offering stability and convenience. It can be effortlessly placed on a table or workbench, allowing students to conduct experiments easily.
• Brand: Jaysee is well-known for producing high-quality electronic instruments, ensuring reliability and superior performance.

Features:

• Accurate Voltage Measurement: The voltmeter delivers precise voltage measurements across its multiple ranges, allowing students to obtain accurate data for their experiments and learning activities.
• User-Friendly Interface: With its digital display and intuitive controls, the voltmeter is easy for students to operate, helping them gain practical skills in measuring voltage accurately.
• Sturdy Desk Stand: The included desk stand provides a stable base for the voltmeter, ensuring it remains securely in place during student experiments and demonstrations.
• Versatile Applications: The voltmeter is suitable for various applications in educational settings, including physics experiments, electrical circuit analysis, and practical learning activities.
• Durable Construction: Jaysee is renowned for producing instruments with durable and reliable designs, ensuring that the voltmeter can withstand frequent use by students while maintaining its performance over time.

Upgrade your educational laboratory with the Jaysee Multi-Range Digital Desk Stand Voltmeter, giving students a reliable tool for their voltage measurement experiments and learning endeavours. Order now and enhance their scientific exploration and understanding

The Solar Irradiance Meter by Jaysee is a high-quality instrument for measuring solar irradiance levels. Its accuracy and reliability make it an essential tool for solar energy professionals and enthusiasts.

Key Features:

• Solar Irradiance Measurement: Measures solar irradiance levels in units of milliwatts per square centimetre (mW/cm2).
• Wide Range: Capable of reading up to 120 mW/cm2, allowing for precise measurement even in high-intensity sunlight.
• Brand: Jaysee is a trusted brand known for its superior electronic instruments, ensuring quality and performance.

The Solar Irradiance Meter provides accurate readings of solar irradiance, enabling users to assess the intensity of solar radiation. This information is crucial for optimizing solar panel efficiency, determining the ideal placement of solar installations, and evaluating solar energy potential.

With its user-friendly design and durable construction, the Jaysee Solar Irradiance Meter is suitable for both indoor and outdoor use. Whether you are involved in solar energy research, installation, or maintenance, this meter offers reliable measurements to support your work.

Choose the Jaysee Solar Irradiance Meter to enhance your solar energy projects. Experience accurate measurements and dependable performance. O

An ohmmeter is a type of electrical meter that measures electrical resistance in ohms. Resistance is a measure of how difficult it is for electric current to flow through a component or circuit. Resistance is usually represented by the symbol "R" and is measured in ohms (Ω).

Ohmmeters are commonly used in electrical and electronic engineering to measure the resistance of various components such as resistors, capacitors, and diodes. They can also be used to check for continuity between different points in a circuit and to measure the resistance of wires and cables.

When using an ohmmeter, it is important to take certain precautions to avoid damaging the component being measured or the meter itself. For example, the circuit being measured should be turned off and disconnected from any power source to avoid the risk of electric shock. The meter's probes should be touched to the correct points in the circuit, and the correct range should be selected on the meter to ensure an accurate measurement.

Overall, ohmmeters are essential tools for anyone working with electrical and electronic systems and are widely used in a variety of industries, including automotive, aerospace, and telecommunications.

• Working model of Water turbine
• Suitable for School Kids
• Heavy QualityThe water turbine model shows the conversion of mechanical energy into electrical energy by using it as water. Turbine to drive a dynamo for producing electricity. The plastic impeller is housed in a cast metal casing with a clear transparent front that allows viewing of its functioning. Inlet and outlet tubes, directly connected to a dynamo. Fitted on the base provided with LED indicating.

Electric generators are devices that convert mechanical energy into electrical energy. They operate on the principle of electromagnetic induction, using a rotor and stator to produce electricity. Commonly used for backup power, they come in various sizes and types, including portable, industrial, and renewable energy generators, serving homes and businesses.

Electric generators are devices that convert mechanical energy into electrical energy. They operate on the principle of electromagnetic induction, using a rotor and stator to produce electricity. Commonly used for backup power, they come in various sizes and types, including portable, industrial, and renewable energy generators, serving homes and businesses.

Range of DC Moving Coil Ammeter

Single Range – 100uA, 250uA, 500uA, 100mA, 250mA, 500mA, 1A, 2A, 3A, 5A, 10A

Dual Range – 1A/5A, 2.5A/5A, 500mA/1A

Triple Range – 50mA/500mA/5A

Range of DC Moving Coil Voltmeter

Single Range –1V, 2V, 3V, 5V, 10V, 15V, 20V, 25V, 100V, 150V, 300V

Dual Range – 1V/5V, 2.5V/5V

Triple Range – 1V/5V/15V

Range of DC Moving Coil Galvanometer

Single Range – 30-0-30 G, 50-0-50 G,

Range Ammeter

Single Range – 250uA, 300uA, 500uA, 1mA, 5mA, 10mA, 50mA, 100mA, 300mA, 500mA, 1A,3A, 5A, 10A

Dual Range – 1A/5A, 2.5A/5A, 500mA/1A

Triple Range – 50mA/500mA/5A

Range Voltmeter

Single Range – 100mV, 150mV, 250mV, 500mV, 1V, 2V, 3V, 5V, 10V, 15V, 20V, 25V, 100V, 150V, 300V

Dual Range – 1V/5V, 2.5V/5V

Triple Range – 3V/15V/30V

Range Galvanometer

Single Range – 30-0-30 G, 50-0-50 G, 35-0-35 G

Range Ammeter

Single Range – 250uA, 300uA, 500uA, 1mA, 5mA, 10mA, 50mA, 100mA, 300mA, 500mA, 1A,3A, 5A, 10A

Dual Range – 1A/5A, 2.5A/5A, 500mA/1A

Triple Range – 50mA/500mA/5A

Range Voltmeter

Single Range – 100mV, 150mV, 250mV, 500mV, 1V, 2V, 3V, 5V, 10V, 15V, 20V, 25V, 100V, 150V, 300V

Dual Range – 1V/5V, 2.5V/5V

Triple Range – 3V/15V/30V

Range Galvanometer

Single Range – 30-0-30 G, 50-0-50 G, 35-0-35 G

Range Ammeter

Single Range – 100uA, 250uA, 500uA, 100mA, 250mA, 500mA, 1A,3A, 5A, 10A,20A,25A

Dual Range – 1A/5A, 2.5A/5A, 500mA/1A

Triple Range – 50mA/500mA/5A

Range Voltmeter

Single Range –1V, 2V, 3V, 5V, 10V, 15V, 20V, 25V, 100V, 150V, 300V

Dual Range – 1V/5V, 2.5V/5V

Triple Range – 3V/15V/30V

Range Galvanometer

Single Range – 30-0-30 G, 50-0-50 G, 35-0-35 G

Ranges Available for MR100 Desk Stand Meter

Range Ammeter

Single Range – 250uA, 300uA, 500uA, 1mA, 5mA, 10mA, 50mA, 100mA, 300mA, 500mA, 1A,3A, 5A, 10A

Dual Range – 1A/5A, 2.5A/5A, 500mA/1A

Triple Range – 50mA/500mA/5A

Range Voltmeter

Single Range – 100mV, 150mV, 250mV, 500mV, 1V, 2V, 3V, 5V, 10V, 15V, 20V, 25V, 100V, 150V, 300V

Dual Range – 1V/5V, 2.5V/5V

Triple Range – 3V/15V/30V

Range Galvanometer

Single Range – 30-0-30 G, 50-0-50 G, 35-0-35 G

An ohm meter is a type of electrical meter that measures electrical resistance in ohms. Resistance is a measure of how difficult it is for electric current to flow through a component or circuit. Resistance is usually represented by the symbol "R" and is measured in ohms (Ω).

Ohm meters are commonly used in electrical and electronic engineering to measure the resistance of various components such as resistors, capacitors, and diodes. They can also be used to check for continuity between different points in a circuit and to measure the resistance of wires and cables.

When using an ohm meter, it is important to take certain precautions to avoid damaging the component being measured or the meter itself. For example, the circuit being measured should be turned off and disconnected from any power source to avoid the risk of electric shock. The meter's probes should be touched to the correct points in the circuit, and the correct range should be selected on the meter to ensure an accurate measurement.

Overall, ohm meters are essential tools for anyone working with electrical and electronic systems and are widely used in a variety of industries, including automotive, aerospace, and telecommunications

• Construction: The resistance box is built with a rectangular brass block measuring approximately 12mm/10mm (around 1/2 inch) in thickness. This solid brass block provides stability and durability to the resistance coils. Depending on the specific coil, the resistance coils are wound with non-inductive, double-covered Eureka on Constantan or Constantan wire. The coils are carefully wound on a bakelite spool, which is then enclosed in a wooden box.
• Accuracy of Constantan Coil: The Constantan coil in the resistance box offers a high level of accuracy, ranging from ±0.05% to ±0.1%. This means that the measured resistance values from the Constantan coil can deviate by only a small percentage from the true values. This level of accuracy ensures precise and reliable results for various applications.
• Accuracy of Manganin Coil: The Manganin coil in the resistance box provides even higher accuracy, ranging from ±0.02% to ±0.05%. The Manganin wire’s low-temperature coefficient of resistance and the precise winding process contribute to this exceptional level of accuracy. The Manganin coil is designed to deliver extremely precise resistance measurements, making it suitable for demanding experiments and applications.

• The steam engine model with a boiler is a working model that demonstrates the operation of a commercial steam engine.
• It features an extra-large horizontal boiler with a whistle, safety valve, and steam gauge.
• The brass boiler is mounted on a steel housing with a chimney and has an inspection window to view the water level.
• The model comes with a sturdy metal base for stability during demonstrations.

• Jaysee 0 to 10000 Ohms Resistance Box
• Precision quality construction with a 12mm/10mm (approx. 1/2 inch) thick rectangular brass block
• Non-inductive resistance coils made of double-covered Eureka on Constantan wire or Constantan wire.
• Coils are wound on a Bakelite spool and enclosed in a wooden box.

The Jaysee Resistance Box 1000 ohms features precision quality construction to ensure accurate and reliable resistance measurements. Here are some additional details about its design and accuracy:

• Construction: The resistance box is built with a rectangular brass block measuring approximately 12mm/10mm (around 1/2 inch) in thickness. This solid brass block provides stability and durability to the resistance coils. Depending on the specific coil, the resistance coils are wound with non-inductive, double-covered Eureka on Constantan or Constantan wire. The coils are carefully wound on a bakelite spool, which is then enclosed in a wooden box.
• Accuracy of Constantan Coil: The Constantan coil in the resistance box offers a high level of accuracy, ranging from ±0.05% to ±0.1%. This means that the measured resistance values from the Constantan coil can deviate by only a small percentage from the true values. This level of accuracy ensures precise and reliable results for various applications.
• Accuracy of Manganin Coil: The Manganin coil in the resistance box provides even higher accuracy, ranging from ±0.02% to ±0.05%. The Manganin wire’s low-temperature coefficient of resistance and the precise winding process contribute to this exceptional level of accuracy. The Manganin coil is designed to deliver extremely precise resistance measurements, making it suitable for demanding experiments and applications.

• Construction: The resistance box is built with a rectangular brass block measuring approximately 12mm/10mm (around 1/2 inch) in thickness. This solid brass block provides stability and durability to the resistance coils. Depending on the specific coil, the resistance coils are wound with non-inductive, double-covered Eureka on Constantan or Constantan wire. The coils are carefully wound on a bakelite spool, which is then enclosed in a wooden box.
• Accuracy of Constantan Coil: The Constantan coil in the resistance box offers a high level of accuracy, ranging from ±0.05% to ±0.1%. This means that the measured resistance values from the Constantan coil can deviate by only a small percentage from the true values. This level of accuracy ensures precise and reliable results for various applications.
• Accuracy of Manganin Coil: The Manganin coil in the resistance box provides even higher accuracy, ranging from ±0.02% to ±0.05%. The Manganin wire’s low-temperature coefficient of resistance and the precise winding process contribute to this exceptional level of accuracy. The Manganin coil is designed to deliver extremely precise resistance measurements, making it suitable for demanding experiments and applications.

• High-quality Sliding Rheostat by Jaysee
• Diameter: 5.6cm, Length: 10″
• Adjustable resistance for precise control
• Two wire options are available: Eureka Wire and Nichrome Wire

The PM-SHRI Yojana for Science Kit is a scheme launched by the Government of India to promote scientific education and innovation among school children. Under this scheme, school students from 6th to 10th grades are provided with a science kit that includes various tools and instruments to perform experiments and learn practical applications of science.

The kit includes components such as a telescope, microscope, prism, lens, and other scientific tools. The aim of this scheme is to provide students with hands-on experience in science and encourage them to pursue careers in scientific fields.

In addition to providing the science kit, the scheme also includes training programs for teachers and students. The program aims to improve the quality of science education in schools and to develop a scientific temperament among students.

To avail of the benefits of this scheme, schools need to register online through the official website of the PM-SHRI Yojana for Science Kit. The scheme is available to both government and private schools. Eligible schools will receive the kit free of cost, and the scheme is implemented on a first-come, first-served basis.

• The Faraday’s Law Apparatus is a scientific tool that is designed to demonstrate electromagnetic induction.
• It features strong Alnico magnets that produce a magnetic field, a built-in galvanometer that measures the electric current, and a durable MR87 stand made of high-quality materials.
• This apparatus is widely used in physics labs to teach students about Faraday’s law of electromagnetic induction.

An analog frequency meter is a device used to measure the frequency of an electrical signal. It operates by converting the input signal into a proportional voltage or current, which then drives a needle on a calibrated dial. The scale on the dial displays the frequency readings, typically in hertz (Hz). These meters are useful in various applications, including telecommunications, audio engineering, and electronic testing, where precise frequency measurements are crucial for performance and functionality.

The functionality of an analog frequency meter hinges on its internal components, such as oscillators and amplifiers, which help to stabilize and accurately measure the signal frequency. When an electrical signal is applied, the meter’s circuitry analyzes the waveform and translates it into a corresponding frequency value. Users can read the frequency directly from the dial, providing a clear visual indication of the signal’s characteristics. Despite the prevalence of digital frequency meters today, analog models are still valued for their simplicity, reliability, and the immediate visual feedback they offer to engineers and technicians.

• A Vernier Calliper IME Type has two scales: the main scale and the vernier scale.
• These scales allow for highly accurate measurements of internal dimensions, external dimensions, and depth using different sets of jaws.
• The vernier scale provides more precise readings than a regular ruler or measuring tape.
• This tool is commonly used in engineering, physics, and manufacturing for precise measurements. It can provide measurements in both metric and imperial units for convenience and versatility.

In a physics lab, analytical weights are essential precision tools used in measurements and experiments. These weights are specifically designed for use in analytical balances, which are sensitive instruments capable of measuring mass with a high degree of precision. In the context of a physics lab, analytical weights play a crucial role in conducting experiments that require precise measurements. These experiments may include determining the mass of objects, conducting gravity experiments, or calibrating various instruments. Utilizing analytical weights is paramount as it ensures that the measurements taken in the lab are as accurate as possible, ultimately leading to reliable and precise scientific results.

The use of analytical weights in a physics lab is indispensable for maintaining accuracy and consistency in scientific experiments. By employing these precision weights, researchers and scientists can minimize the margin of error in their measurements, ensuring that their findings and observations are reliable and reproducible. Moreover, analytical weights contribute to the overall quality and integrity of scientific research by providing a means to standardize measurements, thereby enhancing the precision and validity of experimental data. In essence, the meticulous use of analytical weights in a physics lab is fundamental to the advancement of scientific knowledge and the development of robust theories and scientific models.