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Question
A rectangular loop in the x – z plane bounded by the lines x = 0, x = a, z = 0 and z = b is in a time varying magnetic field is given by B = B0 cosωt + ay. Where B0 is constant, ω is angular frequency and ay unit vector in the y direction. Now the emf induced in the loop is given by
Options:
A .  Â Zero.
B .  Â Bo ω sinω t.
C .  Â ab Bo cosω t.
D .  Â  abω Bo sinω t.
Answer: Option D

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