Q. In the transmission of a.c. power through transmission lines, when the voltage is stepped up $n$ times, the power loss in transmission
A) Increases $n$ times
B) Decreases $n$ times
C) Increases $n^{2}$ times
D) Decreases $n^{2}$ times
Explanation
(d) $P_{av} = \frac{V_{rms}^{2}R}{Z^{2}}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.