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Sansa exerts a force of 500 N against a 100-kg desk that does not move. Arya...

Sansa exerts a force of 500 N against a 100-kg desk that does not move. Arya exerts a force of 400 N against a 60-kg desk that moves 2 m in the direction of the push. Jon Snow exerts a force of 200 N against a 50-kg desk that moves 4 m in the direction of the push.

The most work is done by:

Sansa

Arya

Jon Snow

Arya and Jon Snow, who do equal amounts of work.

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Answer #1

Work done = F.S

Wsansa = 500 x 0 = 0 J

Warya = 400 x 2 = 800 J

Wjon snow = 200 x 4 = 800 J

most work is done by Arya and Jon Snow, who do equal amounts of work.

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