In Figure 9.1, the linear speed of P, when it reaches the y-axis, ...

[rmenurse]

In Figure 9.1, the linear speed of P, when it reaches the y-axis, is closest to:
 
  A) 0.18 m/s
  B) 0.24 m/s
  C) 0.35 m/s
  D) 0.49 m/s
  E) 0.71 m/s

Question 2

A 475 gram ball is traveling horizontally at 12.0 m/s to the left when it is suddenly struck horizontally by a bat, causing it to reverse direction and initially travel at 8.50 m/s to the right.
 
  If the bat produced an average force of 1275 N on the ball, for how long (in ms) was it in contact with the ball?

[aprice35067]

Answer to Question 1

C

Answer to Question 2

7.64 ms

[rmenurse]

Excellent

[frankwu0507]

Gracias!