A ramp has an efficiency of 75%. If 300J of work are used to push someone up the ramp, how much work would have been used to lift them instead?

Alexander Balte asked Feb 28, 2022

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16 votes

Alexander Balte asked Feb 28, 2022

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7 votes

Explanation:

75:100=x:300

x=75×300/100=225

Jean Lescut answered Mar 4, 2022

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