AIIMS2009Physics-Current Electricity
AIIMS 2009 Physics Galvanometer MCQ Question
Type: MCQ-numerical-Medium-Class 12
A moving coil galvanometer has a resistance of 900 Ω. In order to send only 10% of the main current through this galvanometer, the resistance of the required shunt is
A
90 Ω
B
100 Ω
C
405 Ω
D
90 Ω
Correct Answer
Option B
Detailed Explanation
I1 = 0.11, I2 = 0.91; S = I2 GI1
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