AIIMS2000Physics-Current Electricity
AIIMS 2000 Physics Galvanometer MCQ Question
Type: MCQ-numerical-Hard-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
0.9 Ω
B
100 Ω
C
405 Ω
D
90 Ω
Correct Answer
Option B
Detailed Explanation
The shunt resistance is calculated using the formula for parallel resistances to ensure only 10% of the current passes through the galvanometer.
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