3. Calculate the time taken by 60 W bulb to consume 3000 J of energy.
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Solution:
Power=Energy Consumed/Time Taken
or, 60=3000/t
or, 60t=3000
or, t=3000/60
or, t=50s
Therefore, time taken by 60W bulb to consume 3000J of energy is 50seconds.
Power=Energy Consumed/Time Taken
or, 60=3000/t
or, 60t=3000
or, t=3000/60
or, t=50s
Therefore, time taken by 60W bulb to consume 3000J of energy is 50seconds.
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