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A horizontal straight wire 10cm long expending from east to west is falling with a speed of 5.0m/s at right angles to the horizontal component of the earth's magnetic field 0.30×104wb/m2. What is the instantaneous value of the emf induced in the wire ?


(a)1.5×103V
(b)1.5×103V
(c)1.5×102V
(d)1.5×102V
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