Jetc34
Jetc34 Jetc34
  • 18-01-2019
  • Physics
contestada

please help on this physics question?

please help on this physics question class=

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prosborough198p2ub41
prosborough198p2ub41 prosborough198p2ub41
  • 18-01-2019
W=F*d

W=-60N*5m=-300J

So friction does -300J of work on the box
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