contestada

A box of weight 100 N is at rest on a floor where μs = 0.4. A rope is attached to the box and pulled horizontally with tension T = 30 N. Which way does the box move?

Respuesta :

indrawboy

∑F = F-fs

∑F = F - μs.N

∑F = 30 - 0.4 x 100

ΣF = 30 - 40 = -10

the box doesn't move

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