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In the circuit shown in the adjoining fi...

In the circuit shown in the adjoining figure, the current between `B` and `D` is zero, the unknown resistance of

A

`4 Omega`

B

`2 Omega`

C

`3 Omega`

D

e.m.f. of a cell is required to find will be, when

Text Solution

Verified by Experts

The correct Answer is:
B
(b) By balanced Wheatstone bridge condition `(16)/(X) = (4)/(0.5)`
`implies X = (8)/(4) = 2 Omega`
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