HomeworkLib
Question

A 0.145- kg baseball with an initial speed of 29 m/s rebounds with a speed of...

A 0.145- kg baseball with an initial speed of 29 m/s rebounds with a speed of 39 m/s after being struck with a bat. If the duration of contact between ball and bat was 1.6 ms, what was the magnitude of the average force between ball and bat?

science   physics   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

u=29m/s , v=39m/s ,m=0.145Kg , t=1.6s
v=u+at
39=29+a*1.6
a=10/1.6
F=ma
=0.145*10/1.6.1=0.90N

0 0
Add a comment
Answer #2

0 0
Add a comment
Answer #3

magnitude of average force is

F(avg) = dp/dt = m(v2-v1)/t = 0.145 (39-29)/1.6*10^-3 s =906.25 N

0 0
Add a comment
Know the answer?
Add Answer to:
A 0.145- kg baseball with an initial speed of 29 m/s rebounds with a speed of...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • A 0.145- kg baseball with an initial speed of 25 m/s rebounds with a speed of...

    A 0.145- kg baseball with an initial speed of 25 m/s rebounds with a speed of 35 m/s after being struck with a bat. If the duration of contact between ball and bat was 2.7 ms, what was the magnitude of the average force between ball and bat??

  • 1B. A baseball with a mass of LaTeX: 0.145 kg 0.145 k g is thrown to...

    1B. A baseball with a mass of LaTeX: 0.145 kg 0.145 k g is thrown to the left at a speed of LaTeX: 42.0 m/s 42.0 m / s. The ball is struck by a bat and leaves the bat with a speed of LaTeX: 49.0 m/s 49.0 m / s. If the time of the collision is LaTeX: 0.700 ms 0.700 m s, what is the average force of the bat on the ball? Neglect air resistance and assume...

  • A batter swings at a baseball (mass 0.145 kg) that is moving horizontally toward him at...

    A batter swings at a baseball (mass 0.145 kg) that is moving horizontally toward him at a speed of 40.0 m/s. He hits a line drive with the ball moving away from him horizontally at 50.0 m/s just after it leaves the bat. Part A If the bat and ball are in contact for 8.00 ms, what is the average force that the bat applies to the ball? Express your answer with the appropriate units.

  • A 0.145-kg baseball pitched horizontally at 36.7 m/s strikes a bat and is popped straight up...

    A 0.145-kg baseball pitched horizontally at 36.7 m/s strikes a bat and is popped straight up to a height of 52.5 m . Part B Calculate the direction of the average force on the ball during the contact. Express your answer using two significant figures. Part A If the contact time is 3.00 ms , calculate the magnitude of the average force on the ball during the contact. Express your answer using two significant figures.

  • A bat strikes a 0.145-kg baseball. Just before impact, the ball is traveling horizontally to the right at 39.0 m/s ; wh...

    A bat strikes a 0.145-kg baseball. Just before impact, the ball is traveling horizontally to the right at 39.0 m/s ; when it leaves the bat, the ball is traveling to the left at an angle of 33.0 ∘ above horizontal with a speed of 57.0 m/s . The ball and bat are in contact for 1.69 ms . Find the horizontal and vertical components of the average force on the ball. Let +x be to the right and +y...

  • 8. A 0.145 kg baseball pitched at 35.0 m/s is hit on a horizontal line drive...

    8. A 0.145 kg baseball pitched at 35.0 m/s is hit on a horizontal line drive straight back at the pitcher at 50 m/s. If the contact time between the bat and the ball is 0.020 seconds, then: a. calculate the change in momentum of the ball. b. calculate the average force between the bat and the ball during contact.

  • A 0.145-kg baseball pitched at 39.0 m/s is hit on a horizontal line drive straight back...

    A 0.145-kg baseball pitched at 39.0 m/s is hit on a horizontal line drive straight back toward the pitcher at 51.5 m/s . If the contact time between bat and ball is 3.50×10−3 s , calculate the average force between the ball and bat during contact.

  • A 0.145-kg baseball pitched at 37.5 m/s is hit on a horizontal line drive straight back...

    A 0.145-kg baseball pitched at 37.5 m/s is hit on a horizontal line drive straight back toward the pitcher at 52.5 m/s If the contact time between bat and ball is 2.70×10−3 s , calculate the average force between the ball and bat during contact.

  • A bat strikes a 0.145-kg baseball. Just before impact, the ball is traveling horizontally to the...

    A bat strikes a 0.145-kg baseball. Just before impact, the ball is traveling horizontally to the right at 50.0 m/s , and it leaves the bat traveling to the left at an angle of 40 ∘ above horizontal with a speed of 55.0 m/s . The ball and bat are in contact for 1.75 ms . A) Find the horizontal component of the average force on the ball. Take the x-direction to be positive to the right B)Find the vertical...

  • A bat strikes a 0.145-kg baseball. Just before impact, the ball is traveling horizontally to the...

    A bat strikes a 0.145-kg baseball. Just before impact, the ball is traveling horizontally to the right at 45.0 m/s , and it leaves the bat traveling to the left at an angle of 40 ∘ above horizontal with a speed of 65.0 m/s . The ball and bat are in contact for 1.65 ms . a. Find the horizontal component of the average force on the ball. Take the x-direction to be positive to the right b. Find the...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT