Question

A coil of inductance L has an inductive reactance of $X _ { L }$ in an AC circuit in which the effective current is I. The coil is made from a super-conducting material and has no resistance. The rate at which power is dissipated in the coil is

• A. 0
• B. $I X _ { L }$
• C. $I ^ { 2 } X _ { L }$
• D.

Answer 1

Answer: (A)

0

Answer 2

For purely L-circuit P = 0