A 125-Kg Crate Slides Along a Horizontal Frictionless Surface at a a Constant

Multiple Choice

A 12.5-kg crate slides along a horizontal frictionless surface at a constant speed of 4.0 m/s. The crate then slides down a frictionless incline and across a second horizontal surface as shown in the figure.
-What minimum coefficient of kinetic friction is required to bring the crate to a stop over a distance of 5.0 m along the lower surface?

A) 0.30
B) 0.32
C) 0.60
D) 0.66
E) 0.76