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3 years ago

7

Calculate the work done by a 47 n force pushing a 0.025 kg pencil 0.25 m against a force of 23.

1 answer:

inna [77]3 years ago

8 0

Fnet=fa-fr
=47-23
=24n
W=F∆Xcos°
=24n×0.025cos0
=0.6J

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