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M=5.0kg F= 20N Angle = 30 Displacement= 5.0 mx Assuming a frictional force f acts in the -x direction with a coefficient of kinetic friction

M=5.0kg

F= 20N

Angle = 30

Displacement= 5.0 mx

Assuming a frictional force f acts in the -x direction with a coefficient of kinetic friction = 0.3. Show the work ( in J) done by the frictional force is

a. -33.3

B. -46.8

C. -58.5

d. -66.4

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