1.

A moving coil instrument of resistance 5Ω requires a potential difference of 75 mV to give a full scale deflection. The value of shunt resistance needed to give a full scale deflection at 30 A is

A. 2.5 mΩ
B. 9.99 mΩ
C. 5 Ω
D. 9.95 Ω
Answer» B. 9.99 mΩ


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