Ohm's Law & Resistance: JEE Questions & Solutions
6 previous-year JEE Physics questions on Ohm's Law & Resistance, each with a worked step-by-step solution.
Previous-year questions
- 01
An electric power line having total resistance of 2 Ω, delivers 1 kW of power at 250 V. The percentage efficiency of the transmission line…
MCQEasyJEE 2026 - 02
A galvanometer having coil resistance 10 Ω shows a full scale deflection for a current of 3 mA. For it to measure a current of 8 A, the…
MCQEasyJEE 2024 - 03
Ratio of thermal energy released in two resistors R and 3R connected in parallel in an electric circuit is:
MCQEasyJEE 2023 - 04
The H amount of thermal energy is developed by a resistor in 10 s when a current of 4 A is passed through it. If the current is increased…
MCQEasyJEE 2023 - 05
Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R. Assertion A: For measuring the…
MCQEasyJEE 2023 - 06
The length of a metallic wire is increased by 20% and its area of cross-section is reduced by 4%. The percentage change in resistance of…
NVAEasyJEE 2023
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