The null point should be obtained on the meter bridge wire to get maximum accuracy at
A
the middle of the wire.
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B
the left end of the wire.
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C
the right end of the wire.
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D
the 1/4th distance from the left end.
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Solution
The correct option is A the middle of the wire. The null point, when obtained at the middle of wire, will give us maximum accuracy as the resistance on both the side will be equal.