An alternating current can induce voltage because it has
A
ripple value
B
varying magnetic field
C
weaker magnetic field than direct current
D
high peak value
Verified Correct Answer: B.
Physical Principles & Numerical Solution
As induced voltage is produced by varying magnetic field. The induced voltage is proportional to the rate of change of magnetic flux linking the coil.
Source: Myschool Past Questions Archive (Record #55227)