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Question
An aircraft of wing span of 50 m flies horizontally in the Earth's magnetic field of 6 x 10-5 T at a speed of 400 m/s. Calculate the emf generated between the tips of the wings of the aircraft.
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Solution
Data: l = 50 m,
B = 6 x 10−5 T,
v = 400 m/s
The magnitude of the induced emf,
|e| = Blv
= (6 × 10−5)(400)(50)
= 1.2 V
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