Quiz3

  1. A projectile is launched from the deck of a ship 20.0m above the water at an angle of 30 degrees above the horizontal with an initial speed of 196m/s. What are the initial horizontal and vertical components of velocity respectively?
    a) 196m/s, 196m/s
    b) 98.0m/s, 98.0m/s
    c) 170m/s, 196m/s
    d) 98.0m/s, 170m/s
    e) 170m/s, 98.0m/s
    No answer given yet
  2. How long does it take for the projectile to reach the peak height (how much time)?
    a) 20.0s
    b) 10.0s
    c) 5.00s
    d) 19.6s
    e) 9.80s
    No answer given yet
  3. What is the horizontal displacement after 5.00 s?
    a) 490m
    b) 170m
    c) 98.0m
    d) 850m
    e) 980m
    No answer given yet