A Solenoid Has N = 490 Loops of Wire and a Cross-Sectional

A solenoid has N = 490 loops of wire and a cross-sectional area A = 15 cm².It is moved from a field-free region to one where the magnetic field B = 0.8 T points directly along the axis of the solenoid.If the motion proceeds with constant velocity and takes t = 15 seconds,what is the magnitude of the average induced EMF?

A) 0.039 V
B) 1.25 V
C) 12.0 V
D) 125 V
E) 4900 V

Correct Answer:

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