You need to move a 127-kg sofa to a different location in the room.
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You need to move a 127-kg sofa to a different location in the room.

[From: ] [author: ] [Date: 11-11-29] [Hit: ]
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It takes a force of 86 N to start it moving. What is the coefficient of static friction between the sofa and the carpet?

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86N is the force of static friction = m*g*Csf where Csf is the coefficient of static friction
Csf = 86/127*9.8 = 0.0691
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