NadaElhalabi9665 NadaElhalabi9665
  • 03-02-2018
  • Physics
contestada

As you slide a heavy box across the floor, friction applies a force of -30 n over a distance of 2 m. how much work is done by friction?

Respuesta :

bretthoskins1 bretthoskins1
  • 06-02-2018
you have -60 joules of work that is done because work is force x distance
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Muscardinus Muscardinus
  • 01-07-2019

Answer:

Work done, W = -60 N

Explanation:

It is given that,

Friction force applied as you slide a heavy box, F = -60 N

Distance, d = 2 m

We have to find the work done by the frictional force. Frictional force is an opposing force. The work done is given by :

W = Force × distance

[tex]W=-30\ N\times 2\ m=-60\ J[/tex]

Hence, the work done by the frictional force is -60 joules.

Answer Link

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