A Crate Is Sliding Down an Inclined Ramp at a Constant

question 46

Multiple Choice

A crate is sliding down an inclined ramp at a constant speed of 0.55 m/s.The vector sum of all the forces acting on this crate must point

• A)down the ramp.
• B)up the ramp.
• C)perpendicular to the ramp.
• D)vertically downward.
• E)None of the above choices is correct.

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