JEE Physics
Potentiometer: JEE Questions & Solutions
8 previous-year JEE Physics questions on Potentiometer, each with a worked step-by-step solution.
Previous-year questions
- 01To compare the EMF of two cells using a potentiometer, the balancing lengths obtained are 200 cm and 150 cm. The least count of the scale…MCQMediumJEE 2026
- 02In the potentiometer, when the cell in the secondary circuit is shunted with 4 Ω resistance, the balance is obtained at a length 120 cm of…MCQMediumJEE 2026
- 03In a moving coil galvanometer, two moving coils M₁ and M₂ have the following particulars: R₁ = 5 Ω, N₁ = 15, A₁ = 3.6 × 10⁻³ m², B₁ = 0.25…MCQMediumJEE 2025
- 04The deflection in a moving coil galvanometer falls from 25 divisions to 5 divisions when a shunt of 24 Ω is applied. The resistance of the…MCQEasyJEE 2024
- 05With the help of a potentiometer, we can determine the value of the emf of a given cell. The sensitivity of the potentiometer is (A)…MCQEasyJEE 2023
- 06A null point is found at 200 cm in a potentiometer when the cell in the secondary circuit is shunted by 5 Ω. When a resistance of 15 Ω is…NVAMediumJEE 2023
- 07In an experiment to find emf of a cell using potentiometer, the length of null point for a cell of emf 1.5 V is found to be 60 cm. If this…NVAEasyJEE 2023
- 08For designing a voltmeter of range 50 V and an ammeter of range 10 mA using a galvanometer which has a coil resistance 54 Ω and shows…MCQEasyJEE 2023
Frequently asked questions
Our bank has 8 previous-year JEE Physics questions tagged to Potentiometer, drawn from JEE papers between 2023 and 2026, including 2 from 2026 alone. Each comes with a full step-by-step solution.
Potentiometer is rated Intermediate overall for JEE Physics. The PYQs on this page break down as 4 medium, 4 easy.
Of the 8 previous-year questions on Potentiometer, 6 are multiple-choice (MCQ) and 2 are numerical-value (NVA) questions.
Based on recent paper analysis, Potentiometer is worth about 1 mark in JEE Main. It sits in Current Electricity, a Class 12 Physics chapter.
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