Q. To induce an e.m.f. in a coil, the linking magnetic flux
A) Must decrease
B) Can either increase or decrease
C) Must remain constant
D) Must increase
Explanation
The correct answer is Option B: Can either increase or decrease.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.