Starting with an initial speed of 4.80 m/s at a height of 0.495 m, a 2.85-kg ball swings downward and strikes a 4.84-kg ball that is atrest, as the drawing shows. (a) Using the principle of conservation of mechanical energy, find the speed of the 2.85-kg ball just beforeimpact. (b) Assuming that the collision is elastic, find the velocity (magnitude and direction) of the 2.85-kg ball just after the collision.(c) Assuming that the collision is elastic, find the velocity (magnitude and direction) of the 4.84-kg ball just after the collision. (d) Howhigh does the 2.85-kg ball swing after the collision, ignoring air resistance? (e) How high does the 4.84-kg ball swing after the collision,ignoring air resistance?(a) Number i(b) Number i(c) Number i(d) Number i(e) Number iUnitsUnitsUnitsUnitsUnits<

Answered: Image /qna-images/answer/105dd621-5625-421a-91be-91cbf5dfca37.jpg

swings 14.64-K8 t, as the drawing shows. (a) Using the principle of conservation of mechanical energy, find the speed of the 2.85-kg ball just before pact. (b) Assuming that the collision is elastic, find the velocity (magnitude and direction) of the 2.85-kg ball just after the collision. Assuming that the collision is elastic, find the velocity (magnitude and direction) of the 4.84-kg ball just after the collision. (d) How h does the 2.85-kg ball swing after the collision, ignoring air resistance? (e) How high does the 4.84-kg ball swing after the collision, oring air resistance?

swings 14.64-K8 t, as the drawing shows. (a) Using the principle of conservation of mechanical energy, find the speed of the 2.85-kg ball just before pact. (b) Assuming that the collision is elastic, find the velocity (magnitude and direction) of the 2.85-kg ball just after the collision. Assuming that the collision is elastic, find the velocity (magnitude and direction) of the 4.84-kg ball just after the collision. (d) How h does the 2.85-kg ball swing after the collision, ignoring air resistance? (e) How high does the 4.84-kg ball swing after the collision, oring air resistance?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

A ball moving at 10 m/s makes an off-center elastic collision with another ball of equal mass that is initially at rest. The incoming ball is deflected at an angle of30° from its original direction of motion. Find the velocity of each ball after the collision.
A 1 200-kg car traveling initially with a speed of 25.0 m/s in an easterly direction crashes into the rear end of a 9,000kg truck moving in the same direction at 20.0 m/s. The velocity of the car right after the collision is 18.0 m/s to the east. (a) What is the velocity of the truck right after the collision? (b) Is total kinetic energy conserved before and after collisions? How much energy is lost? Where does the energy go?
A billiard ball with v0 M = 10 m / s collides elasticly with another of the same mass, which is initially at rest. After the collision, the ball that was stopped fires forming an angle of 30 ° with the direction of the initial speed of the other ball. Calculate the modules of the final speeds of the two balls.
A 0.450-kgkg ice puck, moving east with a speed of 5.80 m/sm/s , has a head-on collision with a 0.990-kgkg puck initially at rest. Assume that the collision is perfectly elastic. What is the speed of the 0.990-kgkg puck after the collision? Express your answer to three significant figures and include the appropriate units.
A 480-kg car moving at 16.4 m/s hits from behind a 570-kg car movingat 13.3 m/s in the same direction. If the new speed of the heavier car is 14.0 m/s,(a) what is the speed of the lighter car after the collision, assuming that anyunbalanced forces on the system are negligibly small, and(b) what average power is dissipated during the collision if they collide for 1.4seconds?
A moving ball (speed "y") collides with another at rest. After the collision, the first ball is at rest. Find the ratio of their masses if the collision is perfectly elastic. What is the speed of the second ball?
A 61g ball traveling at 6.3 m/s is caught by a 220g pendulum bob. The center of mass of the pendulum / ball system reaches a maximum height of 10.4 cm (relative to the initial rest position) after the collision. Calculate the kinetic energy of the pendulum/ball system in the instant after the collision (Kball+bob). Use L=30.2cm and R=26.3cm
A 0.500 kg block of cheese sliding on a frictionless tabletop collides with and sticks to a 0.200 kg apple. Before the collision the cheese was moving at 1.40 m/s and the apple was at rest. The cheese and apple then slide together off the edge of the table and fall to the floor 0.600 m below. (a) Find the speed of the cheese and apple just after the collision. In this collision, what is conserved: momentum, total mechanical energy, both, or neither? (b) What is the speed of the cheese and apple just before they hit the floor? During the fall from the tabletop to the floor, what is conserved: momentum, total mechanical energy, both, or neither?
A 29-g rifle bullet traveling 190 m/s embeds itself in a 3.6-kg pendulum hanging on a 2.7-m- long string, which makes the pendulum swing upward in an arc. (a) Calculate velocity of block plus bullet after collision. (b) Determine the vertical height, h of the pendulum's maximum displacement. m M VM = 0 M+ m (a) (b)
A 1.10-kg wooden block rests on a table over a large hole as shown. A 3.70 x 102 kg bullet is fired with an initial velocity v = 591 m/s upward into the bottom of the block, collides inelastically with it, and remains embedded in the block after the collision. To what maximum height does the block-bullet system rise after the collision? {consider a completely/perfectly inelastic collision and conservation of energy 'system'} 08.33 m O 12.0 m O 29.8 m O 18.9 m O22.1 m 4. LE B M command command option
A(n) 13 g object moving to the right at 27 cm/s overtakes and collides elastically with a 26 g object moving in the same direction at 13 cm/s. Find the velocity of the slower object after the collision.Answer in units of cm/s. Find the velocity of faster object after the collision.Answer in units of cm/s.
A billiard ball moving at 5.80 m/s strikes a stationary ball of the same mass. After the collision, the first ball moves at 4.81 m/s at an angle of 34.0° with respect to the original line of motion. Assuming an elastic collision (and ignoring friction and rotational motion), find the struck ball's velocity after the collision.