A 1500-kg car moving at 25 m/s hits an initially uncompressed ...

[kellyjaisingh]

A 1500-kg car moving at 25 m/s hits an initially uncompressed horizontal ideal spring with spring constant (force constant) of 2.0  106 N/m. What is the maximum distance the spring compresses?
 
  A) 0.17 m
  B) 0.34 m
  C) 0.51 m
  D) 0.68 m

Question 2

A solid uniform sphere is rolling without slipping along a horizontal surface with a speed of 5.5 m/s
 
  when it starts up a ramp that makes an angle of 25 with the horizontal. What is the speed of the sphere after it has rolled 3.0 m up as measured along the surface of the ramp?
  A) 4.0 m/s
  B) 8.0 m/s
  C) 1.9 m/s
  D) 2.2 m/s
  E) 3.5 m/s

[tsternbergh47]

Answer to Question 1

D

Answer to Question 2

E

[kellyjaisingh]

Thank you!

[tsternbergh47]

Always glad to help...