Physics, 30.01.2020 14:54 shalynmincey
If the work output of a simple machine is 40 j and the work input is 50 j, the percent efficiency is %.
a. 5/4
b. 10
c. 80
d. 90
Answers: 1
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Properties seen when one one substance changes to another are known as properties
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If there's a small amount of friction between two surfaces, the result could be select all that applya. no movement b. heatc. a little bit of movementd. sliding around
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If the work output of a simple machine is 40 j and the work input is 50 j, the percent efficiency is...
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