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(a) Write two points of difference between electric energy and electric power. (b) Out of 60 W and 40 W lamps, which one has a higher electrical resistance when in use. (c) What is commercial unit of electric energy? Convert it into Joules. |
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Answer» (a) Write two points of difference between electric energy and electric power. (b) Out of 60 W and 40 W lamps, which one has a higher electrical resistance when in use. (c) What is commercial unit of electric energy? Convert it into Joules. |
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