An Object with a Mass of 5

Multiple Choice

An object with a mass of 5.5 kg is allowed to slide from rest down an inclined plane.The plane makes an angle of 30º with the horizontal and is 72 m long.The coefficient of friction between the plane and the object is 0.35.The speed of the object at the bottom of the plane is

A) 5.3 m/s
B) 15 m/s
C) 24 m/s
D) 17 m/s
E) 11 m/s