A 150-Kg Crate, Initially at Rest, Slides Down a Ramp 4

question 44

Multiple Choice

A 15.0-kg crate, initially at rest, slides down a ramp 4.0 m long and inclined at an angle of 20 $\degree$ with the horizontal. If there is no friction between ramp surface and crate, what is the kinetic energy of the crate at the bottom of the ramp? (g = 9.8 m/s²)

• A) 200 J
• B) 690 J
• C) 10 J
• D) 100 J

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