For each of the following collisions, state whether it is elastic or inelastic. (a) A ball is dropped from rest and hits the ground. It rebounds to half of its original height. (b) After a ball with 200 J of kinetic energy hits a stationary ball on a horizontal surface, the first ball has 125 J of kinetic energy and the second has 75 J of kinetic energy. (c) A dog leaps in the air and catches a ball in its teeth.

Q: A 10 kg block is released from rest at the top of a 40 degree incline that is 4 m long. If the…

A: mass of object = 10 kginitial velocity ,u= 0 m/sdistance moved on inclined surface,d= 4 mangle of…

Q: A 3kg steel ball strikes a wall with a speed of 6 m/sec at an angle of 300 with the surface. It…

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Q: Relative to the total kinetic energy before the collision, which statement best describes the total…

A: In an elastic collision both momentum and kinetic energy are conserved quantities.

Q: A 5.08×104 kgkg railroad car moves on frictionless horizontal rails until it hits a horizontal…

A: Given Mass of the car m = 5.08 x 104 kg Spring constant k = 4.09 x 105 N/m Compression x = 30 cm =…

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Q: How long does it take a 2500 kg car to come to a stop from 15 m/s if it strikes a wall with a force…

A:

Q: a 600 gram banana sliding north on a frictionless table at 2.5 meters per second bounces of a 400…

A: Mass of banana =600gm Initial speed of banana = 2.5m/s Mass of kiwi = 400gm Initial speed of kiwi =0…

Q: In a “Top Fail” video (https://openstaxcollege.org/l/21topfailvideo) , two women run at each other…

A: Given data The mass of both women is m = 50 kg. The velocity of one woman to the right is v­1 = 2…

Q: Mitch throws a 98–gram lump of clay at a 639 g target, which is at rest on a horizontal surface.…

A: mass of clay lump = 98 g mass of target = 639 g initial speed of the target = 0 m/s distance moved…

Q: Mitch throws a 113-gram lump of clay at a 696 g target, which is at rest on a horizontal surface.…

A: Let, speed of clay before impact is u and speed of target before impact is 0. Mass of clay mc and…

Q: A 210 g ball is dropped from a height of 2.3 m and bounces on a hard floor. The force on the ball…

A: Approach to solving the question: Detailed explanation:Examples: Key references:

Q: On a horizontal frictionless surface, a small block with a mass 0.200kg has a collision with a block…

A: Mass of object 1 is  Mass of object 2 is After collision, velocity of object 1 is  in the direction…

Q: A 0.10 kg bullet moving 250 m/s hits a 5.0 kg block of wood at rest. If the bullet becomes embedded…

A: From the conservation of linear momentum, the momentum of the system before collision must be equal…

Q: A 550 g cart is released from rest on a frictionless, 45 ° ramp, 120 cm from the bottom of the ramp.…

A: Concept: Newton's second law states that an object's momentum changes as a result of a force acting…

Q: (https://openstaxcollege.org/l/21topfailvideo), two women run at each other and In a "Top Fail"…

A: The system's total kinetic energy must be determined. We are aware that each lady weighs 50 kg,…

Q: A bullet is shot into a block hanging from the ceiling by a light wire. The bullet is embede the…

A: Ques:

Q: A person of mass 71 kg is thrown down a slide until he falls into a swimming pool. The initial…

A: Mass (m) of a person = 71 kg     Height (h) of water = 12 m                     Speed (v) = 12.7802…

Q: The Figure shows the result of a collision of a 10.00 kg ball with an object located at the origin.…

A: From the figure, we can see that the 10.00 kg ball collides with an object of unknown mass located…

Q: A ball of clay with a mass of 0.950 k is initially traveling towards the floor with a speed of 0…

A:

Q: The same two carts with mA = 4mB and initially at rest, are subjected to the same force %3D acting…

A: Write the expression for the impulse-momentum theorem for the final kinetic energy of the cart of…

Q: A wad of clay with a mass m is thrown at a wooden block of mass M that lies on the top of a…

A: Given that: mass of clay=m mass of the block = M  The height of the table = H   It is required to…

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A: According to guidelines we need to solve only first question kindly repost other questions in the…

Q: An object of mass 7.21 kg is released from rest and drops 2.05 m to the floor .The collision is…

A: Mass of object  m = 7.21 kg        Height  H = 2.05 m

Q: A tennis player receives a shot with the ball (0.0600 kg) traveling horizontally at 52.6 m/s and…

A:

Q: During an ice show, a 57.5-kg skater leaps into the air and is caught by an initially stationary…

A:

Q: A ballistic pendulum, as shown in the figure, was a device used in the past century to measure the…

A: In a ballistic pendulum, the momentum of the bullet is conserved before and after the impact. We can…

Q: Which among the following types of collision is described to have a noticeable amount of kinetic…

A: (1) Which among the following types of collision is described to have a noticeable amount of kinetic…

Q: A 85 kg man lying on a surface of negligible friction shoves a 82 g stone away from himself, giving…

A: We can use the principle of conservation of momentum to solve this problem. According to this…

Q: A ball rolls off the top of a stair and steps down a total height of 3.00 m. The ball hits three…

A: Given Balls roll of from 3 m height Each step height = 1 m each collision are elastic collision We…

Q: A pendulum of mass m and length L is initially at rest at an angle 8. The pendulum then swings down…

A:

Q: A ball of mass m moving with a speed v collides elastically with a stationary ball of mass 3m.…

A: Let the final velocity of the ball with mass m after collision is denoted by v1 and the velocity of…

Q: Mitch throws a 114-gram lump of clay at a 517 g target, which is at rest on a horizontal surface.…

A: The problem is based upon the law of conservation of momentum and equations of motion. We know that…

Q: or the parts to reach the g parts hit the ground at the ween the points on the ar

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Q: A teacher attending a meeting decided to check what would happen with kinetic mercy if she changed…

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Q: Mitch throws a 114—gram lump of clay at a 517 g target, which is at rest on a horizontal surface.…

A: Unless an external force is applied, the overall momentum of two or more bodies in an isolated…

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A: We need to explain which side of cart B we need to use in collision. Both cart A and B have same…

Q: a plate resting at a table falls and breaks into two pieces. the kinetic energy of one piece is four…

A: As the plate fall down under gravity so the velocity for both pieces remains same  Let the mass of…

Q: Figure shows a ballistic pendulum, a simple system for measuring the speed of a bullet. A bullet of…

A: Given, A bullet of mass = mB Mass of wood  =mW