A Mover Pushes a Box of Mass M = 56

question 5

Multiple Choice

A mover pushes a box of mass m = 56.0 kg along a horizontal floor a distance d = 2.50 m.The constant force exerted on the box by the mover makes an angle of 27.0° directed below the horizontal.Assume the floor is frictionless.If the work done by the mover is W = 200 J,what is the force exerted by the mover?

• A)89.8 N
• B)549 N
• C)616 N
• D)176 N

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