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AIIMS2012PhysicsCurrent Electricity

Calculate the heat emitted by a bulb of 100 ~W in 1 ~min .

Options

  1. A100 ~J
  2. B1000 ~J
  3. C600 ~J
  4. D6000 ~J

Correct answer

D. 6000 ~J

Step-by-step solution

Here, P=100 ~W , t=10 ~min =60 ~s Heat developed in time tH=P t=(100 ~W )(60 ~s )=6000 ~J

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