A 150-Kg Crate,initially at Rest,slides Down a Ramp 2 $\degree$ With the Horizontal

question 9

Multiple Choice

A 15.0-kg crate,initially at rest,slides down a ramp 2.0 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)220 J
• B)690 J
• C)10 J
• D)100 J

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