You have a wire of length l = 0.9 m for making a square coil of a dc motor. the current in the coil is i = 1.7 a, and the magnetic field of the motor has a magnitude of b = 0.22 t. find the maximum torque exerted on the coil when the wire is used to make (a) a single-turn square coil and (b) a two-turn square coil.

The answer is b hope this

Answerapply an acl that has all deny ace statement;

I'm pretty sure the answer is c 

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