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Question: a block of mass m 54 kg is pulled...

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A block of mass m = 5.4 kg is pulled up a θ = 24° incline as in the figure below with a force of magnitude F = 38 N.

(a) Find the acceleration of the block if the incline is frictionless. (Give the magnitude of the acceleration.)

_____m/s2

(b) Find the acceleration of the block if the coefficient of kinetic friction between the block and incline is 0.12. (Give the magnitude of the acceleration.)
_____ m/s2

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