If the current through a resistor is doubled while its resistance remains constant, the heat produced per second becomes

Options

  • A. Two times
  • B. Four times
  • C. Half
  • D. One-fourth
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

B. Four times

Detailed Explanation

Power P = I^2R. If current is doubled, power becomes 2^2 = 4 times.
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