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The 83-1b force P is applied to the 170-lb crate, which is stationary before the force is applied. Determine the magnitude an

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answer = - 83 lb

solution =

IN 83 ch 170 eb so N = 190 lb Nowe fa = MN = 0.49 x 170 f. = = 83.3 el M fk = MAN = 0.nx170 = 68 lb as we can see da > Fappli

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