In a simple rectangular-loop ac generator, the time rate of change of magnetic flux is a maximum when
A. the induced emf has a minimum value
B. the plane of the coil is parallel to the magnetic field
C. the plane of the coil is perpendicular to the magnetic field
D. the emf varies sinusoidally with time.
Answer:B
In a simple rectangular-loop ac generator, the time rate of change of magnetic flux is a maximum when
A. the induced emf has a minimum value B. the plane of the coil is parallel to the magnetic field C. the plane of the coil is perpendicular to the magnetic field D. the emf varies sinusoidally with time.