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An airplane, with a 20 m wing-spread, is...

An airplane, with a 20 m wing-spread, is flying at `250 ms^(-1)` straight south parallel to the earth's surface. The earth's magnetic field has a horizontal component of `2xx10^(-5) Wbm^(-2)` and the dip angle is `60 ^(@)`. Calculate the emf induced across the tips of the wings

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