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A 2 meters long conductor moves at right angles to a magnetic field of flux density 1 tesla with a velocity of 12.5 m/s. The induced e.m.f. in the conductor will be A) 10 V B) 15 V C) 25 V D) 50V

A 2 meters long conductor moves at right angles to a magnetic field of flux density 1 tesla with a velocity of 12.5 m/s. The induced e.m.f. in the conductor will be A) 10 V B) 15 V C) 25 V D) 50V
 

Grade:12th pass

1 Answers

Khimraj
3007 Points
4 years ago
According to question
Magnetic Flux   = 1 Wb.m^2
velocity = 12.5 m/sec
Thus   induced emf = rate of change of magnetic flux 
                                = magnetic flux * Area
                                = 1 * 12.5 /1
                                = 12.5 Wb

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