This preview shows pages 1–5. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.
View Full DocumentThis preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
Unformatted text preview: Assuming there is no wind, which one of the following statements is true? a) The two balls reach the ground at the same time. b) The heavier ball reaches the ground a long time before the lighter ball. c) The heavier ball reaches the ground just before the lighter ball. d) The heavier ball has a much larger velocity when it strikes the ground than the light ball. e) The heavier ball has a slightly larger velocity when it strikes the ground than the light ball. 2.6.3. A cannon directed straight upward launches a ball with an initial speed v . The ball reaches a maximum height h in a time t . Then, the same cannon is used to launch a second ball straight upward at a speed 2 v . In terms of h and t , what is the maximum height the second ball reaches and how long does it take to reach that height? Ignore any effects of air resistance. a) 2 h, t b) 4 h, 2 t c) 2 h, 4 t d) 2 h, 2 t e) h, t...
View Full
Document
 Spring '09
 Staff

Click to edit the document details