Mathematics · Current Electricity
A cylindrical wire AB consists of three equal parts AC, CD, and DB, made of the same material but having different radii of cross-section as 2r, 3r, and 4r, respectively. If a battery is connected across the entire wire, what will be the ratio of the potential differences V1 : V2 : V3 across AC, CD, and DB respectively?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11 : 1 : 1
- 24 : 9 : 16
- 32 : 3 : 4
- 436 : 16 : 9✓
Correct answer
36 : 16 : 9
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