Physics

A tennis ball is thrown up with an initial speed of 22.5m/s. It is caught at the same distance above the ground.
A) how high does the ball rise
B) how long does the ball remain in the air?

  1. 👍 0
  2. 👎 0
  3. 👁 200
  1. initial KE=final PE
    1/2 m 22.5^2=m g h
    solve for h.

    time in air:
    hf=hi+vi*t-4.9t^2
    hf=hi and vi is given, solve for t.

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Physics

    A tennis ball is thrown straight up with an initial speed of 20.0 m/s. It is caught at the same distance above the ground. How high does the ball rise (m), and how long does the ball stay in the air (s)?

    asked by James on September 2, 2008
  2. physics

    A tennis ball is thrown straight up with an initial speed of 19.5 m/s. It is caught at the same distance above the ground. (a) How high does the ball rise?

    asked by Tierney on September 30, 2010
  3. college physics

    a tennis ball is thrown straight up with an initial velocity of 22.5 m/s. it is caught at the same distance above the ground. a). how long does it take to reach its maximum height? b). how high does the ball rise? c). at what

    asked by confused on April 2, 2013
  4. Physics

    A child throws a small ball vertically upwards. The ball is caught at the initial height 1.8 seconds after being thrown. What was the net displacement for the ball? What was the initial speed of the ball? What was the final speed

    asked by Elizabeth on September 3, 2016
  5. Physics

    4. A football player passes the ball. The ball leaves his hand and is caught 1.7 seconds later by a receiver 30 meters away. (You may assume the ball was caught at the same height from which it was thrown.) a) What is the vertical

    asked by Anonymous on October 5, 2012
  6. Physics

    Babe Didrikson holds the world record for the longest baseball throw (296 ft) by a woman. For the following questions, assume that a ball is thrown at an angle of 45.0° above the horizontal, that it travels a horizontal distance

    asked by Robert C on December 8, 2009
  7. Physics

    A ball thrown vertically upwards is caught by the thrower 8 seconds afterwards . (take g =10) When the ball is caught by the thrower: what is its displacement from the initial position? b) what is the initial velocity? c) To what

    asked by Wawen on August 23, 2016
  8. Physics

    A quarterback throws a pass at an angle of 40 degrees above the horizontal with an initial speed of 20 m/s. The ball is caught by the receiver 2.55 seconds later. Determine horizontal velocity, vertical initial velocity, the

    asked by Jose Luis on October 4, 2015
  9. Physics

    A quarterback throws a pass at an angle of 40 degrees above the horizontal with an initial speed of 20 m/s. The ball is caught by the receiver 2.55 seconds later. Determine horizontal velocity, vertical initial velocity, the

    asked by JoseF3 on October 4, 2015
  10. Physics

    A ball thrown by a boy in the street is caught 5 s later by another boy on the balcony of the house 10 m away and 3 m above the street level. What is the initial speed of the ball? What is the angle above the horizontal at which

    asked by Kadu on August 25, 2014

More Similar Questions