If The Ball Accelerates Uniformly When It Hits The Floor

The ball s kinetic energy just after the bounce is less than just before the bounce.

If the ball accelerates uniformly when it hits the floor. B calculate its velocity just after it leaves the floor on its way back up. The student predicts the time to fall using g as 9 80 m s2 but finds the measured time to be 35 greater. Problem 72pp from chapter 10. A book is knocked off a bench and falls vertically to the floor.

Solution for a tennis ball bouncing on a hard surface compresses and then rebounds. When dropped from a height of 2 5 monto a concrete surface a ball must rebound to a height of 1 4 m. A strategic approach with masteringphysics 0th edition edit edition. When a tennis ball bounces from a racket the ball loses approximately 30 of its kinetic energy to thermal energy.

Assuming that the player accelerates uniformly determine the distance he runs. How fast is the ball moving when it hits the concrete surface. A calculate its velocity just before it strikes the floor. A girl hits a ball so that it hits a rock and travels straight up into the air.

If the ball accelerates uniformly when it hits the floor what is its approximate acceleration as it comes to rest before rebounding. A ball rolls down an inclined plane with a constant acceleration of 2 5 m s2. During impact the ball compresses by approximately 6 mm. A car initially traveling with a uniform velocity accelerates at a rate of 1 0 m s2 for a period of 12 seconds.

I got the right answer of 4000 m s 2 c. A student is testing the kinematic equations for uniformly accelerated motion by measuring the time it takes for light weight plastic balls to fall to the floor from a height of 3 m in the lab. It reaches a final speed of 16 m s 1. A soft tennis ball is dropped onto a hard floor from a height of 1 50 m and rebounds to a height of 1 10 m.

If the car traveled 190 m during this 12 second period what was the velocity of the car when it started to accelerate. A car starts from rest and accelerates uniformly for 8 0 s. If the book takes 1 0 s to fall to the floor calculate. By what percent does the kinetic energy decrease.

B if the ball accelerates uniformly when it hits the floor what is its approximate acceleration as it comes to rest before rebounding. If the ball accelerates uniformly when it hits the floor wh.