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An aeroplane, with 20 m wings is flying ...

An aeroplane, with 20 m wings is flying at `250 ms^-1` straight south parallel to the earth's surface. The earth’s magnetic field has a horizontal component of `2 xx 10^-5 Wb m^-2` and the dip angle is `60^@`. Calculate the induced e.m.f between the plane tips.

A

0.346 V

B

0.436 v

C

0.634 V

D

1V

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