NEET2018Physics-Electromagnetic Induction
NEET 2018 Physics Galvanometer MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Current sensitivity of a moving coil galvanometer is 5 div/mA and its voltage sensitivity (angular deflection per unit voltage applied) is 20 div/V. The resistance of the galvanometer is
A
40 Ω
B
25 Ω
C
250 Ω
D
500 Ω
Correct Answer
Option C
Detailed Explanation
The resistance is calculated using the ratio of voltage sensitivity to current sensitivity.
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