NVAEasyJEE Main 2025 · 23 January, Shift 1Self & Mutual Inductance

Physics Question from JEE Main 2025 · 23 January, Shift 1

Circuit diagram showing a 12 V source in series with a 3 H inductor and a variable resistor R with sliding contact.

In the given circuit the sliding contact is pulled outwards such that electric current in the circuit changes at the rate of 8A/s8 \, \text{A/s}. At an instant when RR is 12Ω12 \, \Omega, the value of the current in the circuit will be _____ A.

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