Electro Magnetic Induction And Alternating Currents Question 592
Question: The coefficient of mutual inductance of two coils is 6 mH. If the current flowing in one is 2 ampere, then the induced e.m.f. in the second coil will be [BVP 2003]
Options:
A) 3 mV
B) 2 mV
C) 3 V
D) Zero
Show Answer
Answer:
Correct Answer: D
Solution:
In secondary e.m.f. induces only when current through primary changes.