A wire 40 cm long carries a current of 20 A. It is bent into a loop and placed with its plane perpendicular to a magnetic field having a flux density of 0.52 T. What is the torque on the loop if it is bent into a square.

0.01040 N-m

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01.040 N-m

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0.1040 N-m

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010.40 N-m

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Solution

The correct option is C
0.1040 N-m

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A wire 40 cm long carries a current of 20 A. It is bent into a loop and placed with its plane perpendicular to a magnetic field having a flux density of 0.52 T. What is the torque on the loop if it is bent into a square.

The correct option is C 0.1040 N-m

The correct option is C
0.1040 N-m