Q
While measuring the unknown resistance the help of slide wire bridge a greatest accuracy can be achieved when__________________?
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A
A. A most sensitive galvanometer is used
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B
B. A steady voltage cell is used
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C
C. The balance point is close to the middle of the wire
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D
D. A high resistance box is used in one of its gap
Correct Answer:
C. C. The balance point is close to the middle of the wire
