The Block Shown Moves with Constant Velocity on a Horizontal

question 31

Multiple Choice

The block shown moves with constant velocity on a horizontal surface.Two of the forces on it are shown.A frictional force exerted by the surface is the only other horizontal force on the block.The frictional force is:

• A)0 N
• B)2 N, leftward
• C)2 N, rightward
• D)slightly more than 2 N, leftward
• E)slightly less than 2 N, leftward

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