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Question: Answered & Verified by Expert
Consider a galvanometer shunted with 5 Ω resistance and 2% of current passes through it. What is the resistance of the given galvanometer?
PhysicsCurrent ElectricityJEE MainJEE Main 2021 (31 Aug Shift 1)
Options:
  • A 245 Ω
  • B 344 Ω
  • C 300 Ω
  • D 226 Ω
Solution:
2803 Upvotes Verified Answer
The correct answer is: 245 Ω

IG=2100×I (Given)

0.98 I × 5 = 0.02 × RG

RG = 245 Ω

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