A 200 g hockey puck is launched up a metal ramp that is inclined at a 30° angle.The coefficients of static and kinetic friction between the hockey puck and the metal ramp are and ,respectively.The puck's initial speed is 4.9 m/s.What speed does it have when it slides back down to its starting point?
A) 2.8 m/s
B) 3.5 m/s
C) 4.2 m/s
D) 4.9 m/s

Question

A 200 g hockey puck is launched up a metal ramp that is inclined at a 30° angle.The coefficients of static and kinetic friction between the hockey puck and the metal ramp are  and  ,respectively.The puck's initial speed is 4.9 m/s.What speed does it have when it slides back down to its starting point?
A) 2.8 m/s 
B) 3.5 m/s 
C) 4.2 m/s 
D) 4.9 m/s

Quizplus · Accepted Answer

The Answer of A 200 g hockey puck is launched up a metal ramp that is inclined at a 30° angle.The coefficients of static and kinetic friction between the hockey puck and the metal ramp are  and  ,respectively.The puck's initial speed is 4.9 m/s.What speed does it have when it slides back down to its starting point?
A) 2.8 m/s 
B) 3.5 m/s 
C) 4.2 m/s 
D) 4.9 m/s

A 200 G Hockey Puck Is Launched Up a Metal