-N force is applied to a 100-kg cart at rest for 5 seconds on a frictionless surface. (a) What’s the momentum change of the cart? (b) How much work has been done to the cart? (c) What’s the average power in the first 20 seconds? (d) What’s the kinetic energy of the cart after 20 seconds

Q: A 124 kg block B is moving with a speed of 2.04 m/s as it strikes the 0.77 kg sphere A which was at…

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Q: What is its change in kinetic energy? What is its change in momentum? What one additional piece of…

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Q: A 100-kg particle moves with an initial velocity of (4.0i, - 6.0j) m/s. If its velocity changes to v…

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Q: A 5.0-kg moving to the right at a velocity 0f +2.0 m/s on a frictionless table, collides head-on…

A: Given information: The mass of the first object, m1=5.0 kg The initial velocity of the object,…

Q: A box is initially at rest on a horizontal, frictionless table. If a force of 10 Newtons acts on the…

A: Given that: Initial momentum of the box, P1=0 Force applied, F=10 N Time interval, ∆t=3 sec Final…

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Q: A .0200kg bullet hits a 5.00kg wood block that is sitting at rest on a rough horizontal surface. The…

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Q: An orange pool ball (p = 10 kg x m/s) moves towards a black pool ball (p = 0 kg x m/s).  Then, the…

A: given, momentum of orange ball pi orange =10 kg x m/s momentum of black ball pi black =0 kg x m/s…

Q: Playing in the street, a child accidentally tosses a ball at 24 m/s toward the front of a car moving…

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Q: Consider the two pucks shown in the figure. As they move towards each other, the momentum of each…

A: Given: Initial velocity vigof the green puck is 9.0 m/s. The mass of the blue puck mbis  25% more…

Q: A 85 kg fullback moving east with a speed of 7.0 m/s is tackled by a 95 kg opponent running north at…

A:

Q: each of mass 8400 kg and traveling at 83 km/h, collide head on and come to rest. How much mechanical…

A: GivenTwo railroad cars, each of mass 8400 kg m1=m2=8400 kgu1=u2=83 km/h

Q: A 2.5-kg ball traveling at 8 m/s collides with a 5-kg ball traveling in the opposite direction at 6…

A: Mass of the first ball is m1 = 2.5 kg Initial velocity of the first ball is u1 = 8 m/s Mass of the…

Q: A 2 kg ball moving at 3 m/s collides with a 4 kg that is stationary. If the collision is perfectly…

A: m1 = 2 kg, m2 = 4 kg Speed of m1 before collision, u1 = 3 m/s Speed of m2 before collision, u2 = 0…

Q: Consider the two pucks shown in the figure. As they move towards each other, the momentum of each…

A:

Q: Three objects with the same speed v are about ollide and stick together as shown to the right. If…

A: In all collision momentum remains conserved.

Q: Three questions have the same general description. A 2400 kg truck is traveling at 24 m/s and runs…

A: Given problem is associated with a collision. Each time during the collision the momentum is…

Q: A 5 kg block slides across a flat frictionless surface at a speed of 2m/s. It collides with a 3 kg…

A: Given data:  m1 = 5 kg, V1 = 2 m/s m2 = 3 kg, V2 = 0 m/s Required: The final speed just after blocks…

Q: )A bal of mass Misreleased from rest at height , above the ground. Aher the ball reaches the ground,…

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Q: Energy and Momentum: An 8.0-g bullet is suddenly shot into a 4.0-kg block, at rest on a frictionless…

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Q: Two lab carts are pushed together with a spring mechanism compressed between them. Upon release, the…

A: Mass of first cart = m1 = 5 kg Mass of second cart = m2 = 2 kg After release Velocity of first cart…

Q: A 10,000-kg railroad car, A, traveling at a speed of 24.0 m/s strikes an identical car, B, at rest.…

A: By conservation of linear momentam we have for completely inelastic collision.

Q: A 2-kg object, A, moving at a speed of 8 m/s strikes a 4-kg ball, B, moving at a speed of 20 m/s. If…

A: Mass of Object A: mA = 2 kg Initial speed of object A: uA = 8 m/s Mass of Object B: mB = 4 kg…

Q: Consider the two pucks shown in the figure. As they move towards each other, the momentum of each…

A:

Q: wo railroad cars, each of mass 66,000 kg, are traveling 23.6 m/s toward each other. They collide…

A: Given: Mass of the car = 66,000 kg Speed = 23.6 ms

Q: A 5-kg ball A strikes a 1-kg ball B that is initially at rest. Is it possible that after the impact…

A: Yes, this is true statement . Initial momentum is express as, Pi=m1v1+m2v1    =5.0 kgv+0     =5v

Q: A marble , mass 150g, is fired from a toy spring gun into a lump of clay that rests on the edge of a…

A: Given data: The mass of the marble is m1=150 g. The clay lump is situated at height is h=2.00 m.…

Q: Consider the two pucks shown in the figure. As they move towards each other, the momentum of each…

A: Initial velocity of the green puck (vgi)=11 m/s Mass of blue puck is 30% greater than mass of green…

Q: A woman with a mass of 59 kg runs at a speed of 6 m/s and jumps onto a giant 30 kg skateboard…

A: Given that, Mass of the woman is m1 = 59 kg Mass of the skateboard is m2 = 30 kg Initial speed of…

Q: An archer shoots an arrow toward a 3.00 x 102 - g targetthat is sliding in her direction at a speed…

A: Given,

Q: A 10,608-kg railroad car traveling at a speed of 28 m/s strikes an identical car at rest. If the…

A: Given data :               Mass of railroad car , m = 10608 kg               initial speed of first…

Q: What is the speed of a garbage truck that is 1.20×104kg and is initially moving at 25.0 m/s just…

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Q: the other runs into it from the rear at 60 km/h.

A: The momentum of an object is equal to the product of mass and velocity of that object. For a closed…

Q: A 1-kg object and a 2-kg object have equal nonzero momenta. Which object has the larger kinetic…

A: The expression for kinetic energy is given by, K=P22m Here, P is the momentum and m is the mass of…

Q: Consider the two pucks shown in the figure. As they move towards each other, the momentum of each…

A:

Q: Consider the two pucks shown in the figure. As they move towards each other, the momentum of each…

A: Consider the two pucks shown in the figure. As they move towards each other, the momentum of each…

Q: A 0.50 Kg ball with a speed of 12 hits a wall and bounces back with only 0.75 of the original speed.…

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Q: On a very muddy American football field, a 95.0-kg linebacker tackles a 120.-kg halfback. Right…

A: The mass of the linebacker is m1=95 kg The initial velocity of the linebacker is v1=8.00 m/s(towards…

Q: Consider the two pucks shown in the figure. As they move towards each other, the momentum of each…

A:

Q: A 10,414-kg railroad car traveling at a speed of 27 m/s strikes an identical car at rest. If the…

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Q: 100-kg particle moves with an initial velocity of (4.0i, - 6.0j) m/s. If its velocity changes to v =…

A: Given:-   M=100kgu=initialvelocityu=(4i-6j) ms|u|=√(422+622)=7.21m/sv=finalvelocityv=(3i-8j)…

Q: A package of mass m is released from rest at a warehouse loading dock and slides down the h = 2.0 m…

A: Given data The mass of the package at the top is m1 The mass of the package at the bottom is m2 The…

Q: A cannon of mass M fires a projectile of mass m.  The energy liberated in firing is E. Assume the…

A: (A) From the conservation of momentum:

Q: A 5 kg cart, cart A, moves with v=3m/s and collides with another 5 kg cart, cart B, head on at rest.…

A: