Q. A $0.7\ henry$ inductor is connected across a $120V - 60\ Hz$ ac source. The current in the inductor will be very nearly
A) 4.55 $amp$
B) 0.355 $amp$
C) 0.455 $amp$
D) 3.55 $amp$
Explanation
(c) $i = \frac{V}{X_{L}} = \frac{120}{2 \times 3.14 \times 60 \times 0.7} = 0.455\ A$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.