An electric bulb is rated 220 V and 100 W

PHYSICS · Single correct · AP · Physics 2: Algebra-based · Electric Circuits · Electric Circuits

Problem

3. An electric bulb is rated 220 V and 100 W . When it is operated on 110 V , the power consumed will be - (a) 100 W (b) 75 W (c) 50 W (d) 25 W