22. Once fired, a bullet accelerates at 6.8 x 104 m/s2 through a rifle barrel. If the barrel is 0.8 meters long how long does it take before the bullet leaves the barrel?

Which of the vectors is the result of 2A - B? A. B. C. D. E. O B O C O A O D

е. f. Ball moving at constant speed in a vertical circle at the end of a string. Ball moving at constant speed in a vertical circle at the end of a string.

1. stone is thrown from the bottom of a building upward at an angle of 60.0° to the horizontal with an initial speed of v=10.0 m/s as shown in figure. What is the magnitude and direction of the stone's velocity just before it strikes the ground? 600