Physics · Current Electricity
In a meter bridge experiment, S is a standard resistance and R is a resistance wire. It is found that the balancing length is l = 25 cm from the left end. If R is replaced by a wire of half the length and half the diameter of R made of the same material, then the new balancing distance l' (in cm) from the left end will be:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 140 cm✓
- 250 cm
- 330 cm
- 420 cm
Correct answer
40 cm
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