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Suppose the 18.48W of radiation emitted in a microwave oven is absorbed by a very lightweight...

Suppose the 18.48W of radiation emitted in a microwave oven is absorbed by a very lightweight cup holding 90.84g of water. Approximately how long will it take to heat the water from 26.35 oC to 50.14 oC?

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Answer #1

Concept - The heat energy is given by the radiation. We use the specific heat capacity of the water to find the time taken as required as shown below

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