How much does the maximum EMF produced by a generator (a rotating coil)change if its magnetic field is halved?
A)it is the same
B)it is increased by a factor of sixteen
C)it is decreased by a factor of two
D)it is increased by a factor of four
E)it is impossible to tell given the information provided

Question

Quizplus · Accepted Answer

The EMF produced by a generator is directly proportional to the magnetic field strength. If the magnetic field is halved, the EMF will also be halved, resulting in a decrease by a factor of two.

How Much Does the Maximum EMF Produced by a Generator