Q. Two electric bulbs whose resistances are in the ratio of $1\ :2$ are connected in parallel to a constant voltage source. The powers dissipated in them have the ratio
A) 1 :2
B) 1 :1
C) 2 :1
D) 1 :4
Explanation
(c) We know that $\frac{P_{1}}{P_{2}} = \frac{R_{2}}{R_{1}} = \frac{2}{1}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.