Electronics and Communication Engineering - Exam Questions Papers - Discussion
Discussion Forum : Exam Questions Papers - Exam Paper 11 (Q.No. 30)
30.
Two coils X of 1000 turns and Y of 2000 turns are placed such that 60% of the flux produced by coil X links coil Y. A current of 1 A in coil X produces 0.1 wb flux. The mutual inductance between coils is
Answer: Option
Explanation:
L2 = 0.1 X 4 = 0.4
M = kL1L2 = 0.6 0.4 X 0.1
= 0.6 X 0.2 = 0.12 .
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