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28 September, 10:04

How much energy is used by a 900 w microwave that operates for 4 minutes?

A 260,000 J

B 215,000 J

C 3600 J

D 225 J

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Answers (1)
  1. 28 September, 10:13
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    Answer:216000 joules

    Explanation:

    Firstly we have to convert time from minutes to seconds

    Therefore 4minutes = 60*4 = 240seconds

    Energy=power*time

    Energy=900*240

    216000joules
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