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Janvi Shinha
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Asked: 2025-02-25T06:07:10+00:00 In:

In a meter bridge experiment, resistance box (with R = 2 n) is connected in the left gap and the unknown resistance S in the right gap. If the balancing length be 40 cm, calculate the value of S

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Poll Results

0%(a) 2 Ω
50%(b) 3 Ω ( 1 voter )
0%(c) 4 Ω
50%(d) 2.5 Ω ( 1 voter )
Based On 2 Votes

Participate in Poll, Choose Your Answer.

In a meter bridge, the balancing condition is R / S = L / (100 – L). Given R = 2 Ω and L = 40 cm, we get 2 / S = 40 / 60. Solving for S, S = 3 Ω.
Correct answer: (b) 3 Ω.

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