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A bulb has a power of 200W. What is the energy dissipated by it in 5 minutes?

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in Basic Electrical Engineering by (88.7k points)
A bulb has a power of 200W. What is the energy dissipated by it in 5 minutes?

(a) 60J

(b) 1000J

(c) 60kJ

(d) 1kJ

The question was asked by my college director while I was bunking the class.

My question comes from Energy in chapter Simple DC Networks of Basic Electrical Engineering

1 Answer

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Best answer
Right answer is (c) 60kJ

For explanation: Here, Power = 200w and time = 5min. E=Pt => E= 200*5= 1000Wmin=60000Ws= 60000J= 60kJ.

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