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7. The power rating of an electric lawn mower is 2000 watts. If the lawn mower is used for 120 seconds, how many joules of work can it do?
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7. The power rating of an electric lawn mower is 2000 watts. If the lawn mower is used for 120 seconds, how many joules of work can it do?
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Sep 7, 2021
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7. The power rating of an electric lawn mower is 2000 watts. If the lawn mower is used for 120 seconds, how
many joules of work can it do?
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Eladian
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W=P*time
2000W x 120 secs =240000J
Darkbluesun
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Sep 11, 2021
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