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Q.

In an a.c. generator a rectangular coil of 200 turns having area 14×102 m2 is rotated at 360 rev/min about an axis perpendicular to a uniform magnetic field of magnitude 6.0 T .The maximum value of the e.m.f. produced will be

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a

528 V

b

6336 V

c

4200 V

d

1584 V

answer is B.

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Detailed Solution

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e=BANω=6×14×102×200×360×2π60=84×12×2×227=12×24×22

e=6336 V

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