Q. In circular coil, when no. of turns is doubled and resistance becomes $\frac{1}{4}th$ of initial, then inductance becomes
A) $4\ times$
B) $2\ times$
C) $8\ times$
D) No change
Explanation
(a) $L \propto N^{2}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.