Q.
The current $i$ in a coil varies with time as shown in the figure. The variation of induced emf with time would be
A) [image:6_image21.emf]
B) [image:6_image22.emf]
C) [image:6_image23.emf]
D) [image:6_image24.emf]
Explanation
(b) $\varepsilon \propto - \frac{di}{dt}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.