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  • A lamp consumes 1000 J of electrical energy in 10 s. What is its power?

A lamp consumes 1000 \; J of electrical energy in 10 \; s. What is its power?

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The power is given by:

                                                P\ =\ \frac{W}{t}

or                                                    =\ \frac{1000}{10}\ =\ 100\ watt

Thus, power is 100 watts.

Posted by

Devendra Khairwa

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