A current of 2 A flows through a 5 ohm resistor for 10 seconds. The heat produced is

Options

  • A. 20 J
  • B. 50 J
  • C. 100 J
  • D. 200 J
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

C. 100 J

Detailed Explanation

Using Joules law H = I^2Rt = 2^2 x 5 x 10 = 200 J. Therefore the correct answer is 200 J.
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