Discussion :: Exam Questions Paper
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Time domain equivalent circuit of the figure is
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Answer : Option A
Explanation :
In the left hand loop (- i1) enters the dot end while for the right handed loop i2 enters the dot end.
This will make both the M terms at first of + ve sign but as i1 = - ve hence ultimately the M term of right hand loop involving i1 = - ve.
V1 = - L1
+ M 
V2 = L2 - M .
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