Physics · Current Electricity
In a meter bridge experiment, a null point is obtained at a distance of l cm from the left end. If the meter bridge wire is replaced by another wire of the same material but with twice the cross-sectional area, the null point will be obtained at a distance of:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1l/4 cm from the left end
- 2l/2 cm from the left end
- 3l cm from the left end✓
- 42l cm from the left end
Correct answer
l cm from the left end
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