The power supplied to a typical black-and-white television set is 90 w when the set is connected to 120 v. (a) how much electrical energy does this set consume in 1 hour? (b) a color television set draws about 2.5 a when connected to 120 v. how much time is required for it to consume the same energy as the black-andwhite model consumes in 1 hour?
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