Statement 1: A potentiometer of longer length is used for accurate measurement.Statement 2: The potential gradient for a potentiometer of longer length with a given source of e.m.f. becomes small.
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a
Both statements 1 and 2 are correct
b
Statement 1 is correct statement 2 is incorrect
c
Statement 1 is incorrect statement 2 is correct
d
Both statements 1 and 2 are incorrect
answer is A.
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Detailed Solution
Sensitivity ∝ 1Potential gradient ∝ Length of wire