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Question
A moving coil of a meter has 250 turns and a length and depth of 40 mm and 30 mm respectively. It is positioned in a uniform radial flux density of 450 mT. The coil carries a current of 160 mA. The torque on the coil is?
Options:
A .  0.0216 N-m
B .  0.0456 N-m
C .  0.1448 N-m
D .  1 N-m
Answer: Option A
Answer: (a).0.0216 N-m

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