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In a Wheatstone's bridge, three resistan...

In a Wheatstone's bridge, three resistances P,Q and R connected in the three arms and the fourth arm is formed by two resistances `S_1 and S_2` connected in parallel. The condition for the bridge to be balanced will be

A

`P/Q=R/(S_(1)+S_(2))`

B

`P/Q=(2R)/(S_(1)+S_(2))`

C

`P/Q=(R(S_(1)+S_(2)))/(S_(1)S_(2))`

D

`P/Q=(R(S_(1)+S_(2)))/(2S_(1)S_(2))`

Text Solution

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The correct Answer is:
C
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