Relation between deflecting torque & current flowing through permanent magnet moving coil type instrument

Q.  The deflecting torque in a permanent magnet moving coil type instrument is
- Published on 14 Sep 15

a. Directly proportional to the angle of deflection of moving system
b. Directly proportional to the current flowing through it
c. Directly proportional to the current flowing through it
d. Inversely proportional to the current flowing through it

ANSWER: Directly proportional to the current flowing through it

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