1.

In a meter bridge, the null point is found at a distance of 33.7 cm from terminal A (known resistance R is connected to the gap near to A). If the resistance of 12 Ω is connected parallel to unknown resistance X (which is connected to the gap near to terminal B), the null point is found at 51.9 cm. The value of X is

A. 13.5 Ω
B. 27.0 Ω
C. 25.5 Ω
D. 3.0 Ω
Answer» B. 27.0 Ω


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