Physics · Current Electricity
The free ends of an electric circuit comprising a cell and a switch are connected one by one to wires A, B, C, and D made of the same material. Which of these wires will produce the least amount of heat (assuming they are connected for the same duration to the same cell)? WireLength (cm)Area of Cross-section (m2)A1010 × 10-8B108 × 10-8C126 × 10-8D510 × 10-8
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Wire A
- 2Wire B
- 3Wire C✓
- 4Wire D
Correct answer
Wire C
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