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Physics 15 Online
OpenStudy (anonymous):

Imagine that a machine enables you to do 100 joules of work with a force input of 20 newtons. Now imagine that a new machine is invented that lets you do the same amount of work with a force input of just 10 newtons.The NEW machine makes you how many times stronger than the old one? 1. one-half as strong 2. twice as strong 3. three times as strong 4. ten times as strong Choose one from the following above ^^^ @rvc

rvc (rvc):

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