There is a uniform magnetic field directed perpendicular and into the plane of the paper. An irregular shaped conducting loop is slowly changing into a circular loop in the plane of the paper. Then
A. current is induced in the loop in the anti-clockwise direction.
B. current is induced in the loop in the clockwise direction.
C. ac is induced in the loop.
D. no current is induced in the loop.
Answer:A
There is a uniform magnetic field directed perpendicular and into the plane of the paper. An irregular shaped conducting loop is slowly changing into a circular loop in the plane of the paper. Then
A. current is induced in the loop in the anti-clockwise direction. B. current is induced in the loop in the clockwise direction. C. ac is induced in the loop. D. no current is induced in the loop.