A ball of mass m hits a eall perpendicularly and bounces off perpendicularly. The speed of...
A 0.1 kg ball hits a wall at right angles to the surface and bounces off. Before the collision, the ball’s velocity component perpendicular to the wall is vi,x = −8 m/s. After the collision, it is vf,x = +6m/s. What is ∆px, the change in the ball’s momentum perpendicular to the wall? A. −1.4kgm/s B. +1.4kgm/s C. +0.8kgm/s D. −0.6kgm/s E. −0.2kgm/s
8. A ball of mass m strikes a wall perpendicularly with a speed v, and it bounces off the wall perpendicularly with a speed v/3. What is the magnitude of the impulse delivered to the wall by the ball? А. ту В. О C. 4mv/3 D. 2mv/3 Е. тy/3
A super bouncy ball with a mass of 0.05kg hits a wall with a speed of 12m/s. it bounces off the wall and returns with the same speed. What is the change in momentum of the ball?
A ball of mass 0.180 kg moving with speed 1.87 m/s hits a wall and bounces back with speed 1.00 m/s in the opposite direction. What is the change in the ball’s kinetic energy?
A ball of mass 0.10 kg moving with speed 2.0 m/s hits a wall and bounces back with speed 1.0 m/s in the opposite direction. What is the change in the ball’s kinetic energy?
A ball of mass 0.170 kg moving with speed 2.22 m/s hits a wall and bounces back with speed 1.00 m/s in the opposite direction. What is the change in the ball’s kinetic energy? Answer ___J
a ball of mass 400g is moving to the right with a speed of 12.4 m/s. it hits a wall and bounces back to the left with a speed of 8.9m/s .what was the magnitude of change is momentum of the ball , in units of kg.m/s?
kg m/s hits a nomentum of the ball is(5 wall and bounces straight back with the sam B. +4.0 kg-m/s C8.0kgm/s. Questions 2, 3; A 6.0 kg object moving north at a speed of 3.0 m/s, collides with a 4.0kg objot moving sous D.-8.0kgm/s Enone of the with speed of 6.0 m/s. On collision, the two objects stick togetber and move s one cbject 2. The magnitude of the sum of the linear momentum of the two objects just aher...
A ball of mass 0.165 kg moving with speed of 2.37 m/s hits a wall and bounces back with the same speed in the opposite direction. What is the change in the ball's kinetic energy?
Part 1 A ball is tossed so that it bounces off the ground, rises to a height of 2.30 m, and then hits the ground again 1.70 m away from the first bounce. 1. How long is the ball in the air between the two bounces? 1.375 2. What is the ball's velocity in the x-direction? 3. What is the ball's speed just before the second bounce? 4. What is the angle of the velocity vector with respect to the...