Q. The maximum voltage in DC circuit is 282V. The effective voltage in AC circuit will be
A) 200 V
B) 300 V
C) 400 V
D) 564 V
Explanation
(a) Maximum voltage is AC circuit
$V_{0} = 282\ V$
$V = \frac{V_{0}}{\sqrt{2}} = \frac{282}{\sqrt{2}}$
$V = \frac{282}{1.41} = \frac{28200}{141}$
$V = 200\ V$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.