Physics · Current Electricity
In a meter bridge, if the balance point is obtained at l cm from the zero end, then the unknown resistance (X) is given by:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1X = 100 - ll R
- 2X = l100 + l R
- 3X = l100 - l R✓
- 4X = 100 + ll R
Correct answer
X = l100 - l R
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