A motor run by a $9\mathrm{.}0-$VV battery has a $17-$turn square coil with sides of length $4\mathrm{.}2$ cmcm and total resistance $40.$ When spinning, the magnetic field felt by the wire in the coil is $0\mathrm{.}018$ TT $.$

Part A

What is the maximum torque on the motor?

Express your answer to two significant figures and include the appropriate units. Part A

What is the maximum torque on the motor?

Express your answer to two significant figures and include the appropriate units.

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