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R1, R2, R3 are different values of R, A,...

`R_1, R_2, R_3` are different values of `R, A, B` and `C` are the null points obtained corresponding to `R_1, R_2` and `R_3` respectively. For which resistor, the value of X will be the most accurate and why?

A

A

B

B

C

C

D

D

Text Solution

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The correct Answer is:
B
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