A 10-Kilogram Block with an Initial Velocity of 10 M/s

question 70

Multiple Choice

A 10-kilogram block with an initial velocity of 10 m/s slides 10 meters across a horizontal surface and comes to rest.It takes the block 2 seconds to stop.The stopping force acting on the block is about

• A)5 N.
• B)10 N.
• C)25 N.
• D)50 N.
• E)none of these

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