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A rectangular coil of copper wires is rotated in a magnetic field.

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asked Jan 23, 2018 in Physics by Kundan kumar (49,132 points) ● 34 ● 381 ● 1016
edited Jan 23, 2018 by Kundan kumar

Choose the correct option.
A rectangular coil of copper wires is rotated in a magnetic field. The direction of the induced current changes once in each

(a) two revolutions (b) one revolution (c) half revolution (d) one-fourth revolution

1 Answer

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answered Jan 23, 2018 by Vikash Kumar (144,729 points) ● 8 ● 11 ● 21
selected Jan 23, 2018 by Kundan kumar
 
Best answer

(c) Half revolution.

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