college

A baseball pitcher throws a baseball with a speed of 38 . In throwing the baseball, the pitcher accelerates the ball through a displacement of about 3.5 , from behind the body to the point where it is released Estimate the average acceleration of the ball during the throwing motion

  1. 👍 0
  2. 👎 0
  3. 👁 1,490
  1. the ball starts with a speed of 0 and accelerates to 44 m/s in a distance of 3.5m

    use:

    vf^2=v0^2+2ad

    vf=final speed = 44m/s
    v0=initial speed = 0
    a=accel (to be determined)
    d= distance = 3.5 m

    44^2=0+2ax3.5

    a=44^2/7 = 276.6 m/s/s

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Physics

    Now assume that the pitcher in Part D throws a 0.145-kg baseball parallel to the ground with a speed of 32 m/s in the +x direction. The batter then hits the ball so it goes directly back to the pitcher along the same straight

    asked by Eden on October 24, 2010
  2. Algebra 2

    A baseball player swings and hits a pop fly straight up in the air to the catcher. The height of the baseball in meters t seconds after it is hit is given by a quadratic function h(t) = −5t^2 + 10t + 1. What is the maximum

    asked by Alex on May 1, 2012
  3. Physics

    A 0.03-kg bullet is fired vertically at 200m/s into a 0.15-kg baseball that is initially at rest. The bullet lodges in the baseball and, after the collision, the baseball/bullet rise to a height of 37m. (a). What was the speed of

    asked by Annie on February 14, 2013
  4. math

    a pitcher throws a baseball has a mass of 0.15kg. If the momentum of the ball is 5.9kg m/s what is the balls speed?

    asked by Anonymous on December 4, 2012
  1. physics

    A pitcher throws a 0.141-kg baseball toward the batter so that it crosses home plate horizontally and has a speed of 42 m/s just before it makes contact with the bat. The batter then hits the ball straight back at the pitcher with

    asked by king on November 30, 2015
  2. Pre Calc

    7. The Sandusky Little League uses a baseball throwing machine to help train 10-year old players to catch high pop-ups. It throws the baseball straight up with an initial velocity of 48 ft/sec from a height of 3.5 ft. a. Find an

    asked by Anonymous on November 18, 2010
  3. Math

    A pitcher throws a 142 g baseball, which accelerates at a speed of 9 m/s^2. How much force does the pitcher apply to the ball?

    asked by Anonymus on May 4, 2015
  4. PHYSICS HELP!!!!!!!!

    A major league pitcher can throw a baseball at about 45 m/s (about 100mph). If a baseball has a mass of .55kg how large is the impulse provided by the catchers mitt when he catches the ball.

    asked by Anonymous on August 21, 2012
  1. science math practice

    a pitcher throws a 0.145-kg baseball at a velocity of 30.0 m/s. how much kinetic energy does the ball have?

    asked by celeste on March 8, 2012
  2. physical

    Baseball of 0.15 kg is thrown upward at an initial velocity of 35 m/s. tow second later a 20 g bullet is fired at 250 m/s into the rising baseball . how high will the combined bullet and baseball rise.

    asked by mohamed on December 6, 2014
  3. math

    The height of a baseball (h) in meters (t) seconds after it has been tossed out a window is given by the equation h= -5t^2 + 20t + 15. A boy shoots at the baseball with a trajectory of h= 3t +3. Will the paintball hit the

    asked by zack on March 22, 2015
  4. Science

    Baseball of 0.15 kg is thrown upward at an initial velocity of 35 m/s . tow seconds later a 20 g bullet is fired at 250 m/s into the rising baseball . How high will the combined bullet and baseball rise.

    asked by Ssn on December 6, 2014

You can view more similar questions or ask a new question.