Magnet moving coil instrument - Relation between deflecting torque & number of turns, flux density

Q.  In a permanent magnet moving coil instrument, the deflecting torque is
- Published on 04 Nov 15

a. Directly proportional to both number of turns and flux density
b. Directly proportional to the number of turns and inversely proportional to the flux density
c. Inversely proportional to the number of turns and directly proportional to the flux density
d. Inversely proportional to both number of turns and flux density

ANSWER: Directly proportional to both number of turns and flux density

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