A 30-Kg Block Sits on an Incline Where the Top Half

question 73

Multiple Choice

A 3.0-kg block sits on an incline where the top half of the incline has a coefficient of kinetic friction of 0.500 and the bottom half is frictionless. The angle of inclination is 35.0 degrees. If the block is released and travels 10.0 m along the rough part of the incline and then 10.0 m along the smooth part before it makes contact with the spring k = 200 N/m) , calculate the distance the spring is compressed.

• A) 1.47 m
• B) 1.56 m
• C) 2.16 m
• D) 2.43 m
• E) 1.39 m