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JEE Advance 2011
Paper-1
Question
A meter bridge is set up as shown, to determine an unknown resistance ' X ' using a standard 10 ohm resistor. The galvanometer shows null point when tapping-key is at 52 cm mark. The end-corrections are 1 cm and 2 cm respectively for the ends A and B . The determined value of X is
Question Image
Select the correct option:
A
10.2 ohm
B
10.6 ohm
C
10.8 ohm
D
11.1 ohm
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
$\begin{aligned} & X(48+2)=(10)(52+1) \\ & X=\frac{530}{50}=10.6 \Omega\end{aligned}$
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