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Electricity — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceElectricity1 Mark
MCQ
The current passing through an electric kettle has been doubled. The heat produced will become :
  • A
    Half
  • B
    Double.
  • C
    Four time.
  • ✓
    One $-$ fourth.
✓

Answer

Correct option: D.
One $-$ fourth.
Heat produced is directly proportional to the square of the current.

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