A moving iron ammeter produces a full scale torque of 240 μNm with a deflection of 120° at a current of 10 A.
The rate of change of self induction (μH/radian) of the instrument at full scale is
A. 2.0 μH/radian.
B. 4.8 μH/radian.
C. 12.0 μH/radian.
D. 114.6 μH/radian.
Show Answer
Answer: B
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