A 30-Kg Mass Is Sliding on a Horizontal Frictionless Surface with with a Speed

question 64

Multiple Choice

A 3.0-kg mass is sliding on a horizontal frictionless surface with a speed of 3.0 m/s when it collides with a 1.0-kg mass initially at rest as shown in the figure. The masses stick together and slide up a frictionless circular track of radius 0.40 m. To what maximum height, h, above the horizontal surface will the masses slide?

• A) 0.18 m
• B) 0.15 m
• C) 0.21 m
• D) 0.26 m
• E) 0.40 m