7 A 1x3 cm rectangular coil with 20 loops is rotated at a constant frequency of 60 Hz in a uniform magnetic field of 0.24 T directed west. Determine the average emf induced in the coil on any quarter turn (90°) that begins with the coil capturing the maximum possible magnetic flux. (ans. 0.35 V)

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Chapter1: Units, Trigonometry. And Vectors
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7 A 1x3 cm rectangular coil with 20 loops is rotated at a constant frequency of 60 Hz in a uniform
magnetic field of 0.24 T directed west. Determine the average emf induced in the coil on any
quarter turn (90°) that begins with the coil capturing the maximum possible magnetic flux. (ans:
0.35 V)
nd to n 120 Y battery produces a back emf of 9.7 V when
Transcribed Image Text:7 A 1x3 cm rectangular coil with 20 loops is rotated at a constant frequency of 60 Hz in a uniform magnetic field of 0.24 T directed west. Determine the average emf induced in the coil on any quarter turn (90°) that begins with the coil capturing the maximum possible magnetic flux. (ans: 0.35 V) nd to n 120 Y battery produces a back emf of 9.7 V when
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