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Questions  

In a meter bridge experiment, the ratio of the left gap resistance to right gap resistance is 2:3 , the balance point from left is

a
60 cm
b
50 cm
c
40 cm
d
20 cm

detailed solution

Correct option is C

Here, RS=23 Balancing condition for wheat stone bridgeRS=l100−l ⇒  23=l100−l   ∴  l=40 cm

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Similar Questions

In a meter bridge, null point is 20 cm, when the known resistance R is shunted by 10Ω resistance, null point is found to be shifted by 10 cm. Find the unknown resistance X.


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