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Heating and Chemical Effect of Current — Physics STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 SciencePhysicsHeating and Chemical Effect of Current1 Mark
MCQ
A constant voltage is applied between the two ends of a metallic wire. If both the length and the radius of the wire are doubled, the rate of heat developed in the wire
  • ✓
    Will be doubled
  • B
    Will be halved
  • C
    Will remain the same
  • D
    Will be quadrupled
✓

Answer

Correct option: A.
Will be doubled
(a) Will be doubled

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