Potentiometer Experiment

Experiments :*

• Measurement and comparison of electromotive force using potentiometric methods.

Experiments :

• Calibration and verification of standard reference potentials.

Experiments :

• Precision voltage measurement using null-balance techniques.

Experiments :

• Study of potentiometer construction, operation, and sensitivity adjustment.

Experiments :

• Optional use of a conventional eleven-wire potentiometer for comparative experiments.

DC Regulated Power Supply :

• Output Voltage: 4.5 V.
• 3.5-digit digital display.
• Integrated current-limiting protection.

Standard Reference Potential :

• Reference Voltage: 1.0186 V.
• Accuracy: ±0.01%.
• Automatic temperature compensation.

Digital Galvanometer :

• Selectable Sensitivity Ranges:
• 5 × 10⁻⁴ A
• 10⁻⁶ A
• 10⁻⁸ A
• 10⁻⁹ A

Resistance Box :

• Range: (0–10) × (1000 + 100 + 10 + 1) Ω.
• Accuracy: ±0.1%.

Measurement Sources :

• Two electromotive force (EMF) sources supplied for measurement experiments.
• Battery box with integrated voltage divider unit.

Potentiometer Assembly :

• Transparent acrylic construction for clear observation of internal structure.
• Compact and durable design.

Resistance Wire System :

• Each resistance wire equivalent to 1 meter in length.
• Resistance per wire: 10 Ω.

Series Resistance Network :

• Ten resistance wires mounted on an acrylic support and connected in series within a transparent enclosure.

Precision Resistance Disc :

• Eleventh resistance wire mounted on a rotatable resistance disc.
• Scale divided into 100 equal divisions.
• Vernier reading accuracy up to 1 mm.

Total Potentiometer Resistance :

• 110 Ω.

Designed For :

• Physics Lab Experiments from Atico Exports.