Electro Magnetic Induction And Alternating Currents Question 37
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 [MP PMT 1999]
Options:
A) 0
B) $ IX_{L} $
C) $ I^{2}X_{L} $
D) $ IX_{L}^{2} $
Show Answer
Answer:
Correct Answer: A
Solution:
For purely L-circuit P = 0
