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Four coils resistances 3,6,9 and 30Omega...

Four coils resistances 3,6,9 and `30Omega` respectively are arranged to form a wheatstone bridge. Determine the value of the resistance with which the coil of `30Omega` should be shunted so as to balance the bridge.

Text Solution

Verified by Experts

The correct Answer is:
`45Omega`
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Knowledge Check

  • Four resistances of 3Omega, 3Omega, 3Omega and 4Omega respectively are used to form a Wheatstone bridge. The 4Omega resistance is short circuited with a resistance R in order to get bridge balanced. The value of R will be

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