A) R
B) R/L
C) 2 R
D) 5 R
Correct Answer: A
Solution :
From balanced condition of W.S.B., current through branch BE = 0 So, equivalent circuit will reduced to \[{{R}_{equ}}=\frac{(R+R)\,(R+R)}{(R+R+R+R)}=\frac{4{{R}^{2}}}{4R}=R.\]You need to login to perform this action.
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