A 55-kg woman and a 75-kg man stand 13 m apart on frictionless ice.

Q: During the filming of an adventure movie, the 55.0-kg heroine makes a flying leap, grabbing her…

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Q: 2200-kg auto moving northward at 12.0 m/s runs into a 3800-kg truck which is also moving northward,…

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Q: If the pole-vaulter were to land on concrete rather than on a cushion, the impulse that stops the…

A: Given: The impulse of stopping the fall of the pole-vaulter in the concrete.

Q: A rifle with a weight of 40 N fires a 5.3-g bullet with a speed of 220 m/s. (a) Find the recoll…

A: Weight of rifle = 40 N  Mass of bullet = 5.3 g = 0.0053 kg  Speed of bullet = 220 m/s

Q: A 0.032-kg bullet is fired vertically at 212 m/s into a 0.15-kg baseball that is initially at rest.…

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Q: The parking brake on a 2000 kg Cadillac has failed, and it is rolling slowly, at 1 mph, toward a…

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Q: A 50.0 kg skater is traveling due east at a speed of 3.00 m/s. A 70.0 kg skater is moving due south…

A: by conservation of momentum 50×3i^-70×7j^=50+70vcosθi^-vsinθj^

Q: A 73.9 kg linebacker (X) is running at 7.43 m/s directly toward the sideline of a football field. He…

A: mass of line backer = 73.9 kg Initial velocity of line backer = 7.43 ms , due north mass of running…

Q: 9. Two people, one of mass 70 kg and the other of mass 57 kg, sit on a rowboat of mass 85 kg. With…

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Q: A 0.32-kg puck at rest on a horizontal frictionless surface is struck by a 0.22-kg puck moving in…

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Q: A block with mass m, = 0.450 kg is released from rest on a frictionless track at a distance h, =…

A: As the question is having more than three sub parts, first three are solved.

Q: A 0.035-kg bullet is fired vertically at 222 m/s into a 0.15-kg baseball that is initially at rest.…

A: The given values are,

Q: The CM of an empty 1200-kg car is 2.50 m behind the front of the car. A.)How far from the front of…

A: Given data The center of mass from behind an empty car is given as COMb = 2.50 m. The mass of the…

Q: A 65.0-Kg person throws a 0.045 0-kg  snowball forward with a ground speed of 30.0 m/s. A second…

A: Given : Mass of first person (m1) = 65.0 kg Mass of snowball (mb) = 0.0450 kg Speed of snowball (vb)…

Q: A 74.9-kg person, running horizontally with a velocity of +3.66 m/s, jumps onto a 20.0-kg sled that…

A: a. According to the conservation of momentum, the total momentum after and before collision are…

Q: An 800 kg car skidding due north on a level frictionless icy road at 100 km/h collides with a 1280…

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Q: A 67.0-kg person throws a 0.0420-kg snowball forward with a ground speed of 33.5 m/s. A second…

A: Write the expression for conservation of momentum for the thrower and the ball

Q: Two vans are moving towards each other. Van A has a mass of 70 kg and is moving to the right with a…

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Q: A 0.150-kg glider is moving to the right on a frictionless, horizontal air track with a speed of…

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Q: a 2-t giraffe, walks 12 m toward one end of a rail car, but CM of the 12-t rail car plus giraffe…

A: As we know that :M=mg+mcwhere, mg is the mass of giraffeand, mc is the mass of carAlso, 1 tonne=1000…

Q: A block of mass 1.11 kg is placed on a frictionless floor and initially pushed northward, whereupon…

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Q: A car of mass 2000 kg traveling east at 20 m/s strikes a 3500 kg truck traveling west at 10 m/s. The…

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Q: A 65.5-kg person throws a 0.0420-kg snowball forward with a ground speed of 31.5 m/s. A second…

A: Given: Mass of thrower m1 = 65.5 kg  Mass of snowball mb=0.0420 kg Speed of the ball vb=31.5 ms…

Q: 95 kg linebacker collides with an 80 kg running back in a football game which experienced a greater…

A: Given:- A 95 kg linebacker collides with an 80 kg running back in a football game which experienced…

Q: A 1652 kg truck driving at 22.0 m/s collides elastically with a stationary 1035 kg car. If the car…

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Q: A 69.0-kg person throws a 0.0455-kg snowball forward with a ground speed of 35.0 m/s. A second…

A: For the system of thrower + snowball,

Q: A 0.030-kg bullet is fired vertically at 200 m/s into a 0.15- kg baseball that is initially at rest.…

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Q: Romeo (83.0 kg) entertains Juliet (53.0 kg) by playing his guitar from the rear of their boat at…

A: If we find the displacement of center of mass, we get displacement of boat from the shore. Center of…

Q: ---- D--- .. 8.37 On a very muddy football field, a 110-kg linebacker tack- les an 85-kg halfback.…

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Q: A 0.25-kg object (m1) is slid on a frictionless surface into a dark room, where it strikes an…

A: Conservation of linear momentum states that:pinitial→=pfinal→………(1)

Q: A rifle with a weight of 40 N fires a 5.1-g bullet with a speed of 290 m/s. (a) Find the recoil…

A: (a) Using conservation of momentum, recoil velocity is,

Q: In the game of medicine-ball-on-ice, players pass around a medicine ball while they are on ice,…

A: mass of medicine ball (m1) = 20 kg mass of player (m2) = 50 kg Initial speed of medicine ball (u1) =…

Q: car, with a mass of 1300 kg, is moving towards an intersection at a velocity of 28.6 m/s towards the…

A: It is given that the mass of the car (m) =  1300Kg                         Velocity of the car is…

Q: 4.Two cars, A and B, are traveling along the same route. Car A is traveling at 4.5 m/s and has a…

A: According to the theory of momentum conservation before and after collision of two particles,…

Q: A 83.7 kg linebacker (X) is running at 6.59 m/s directly toward the sideline of a football field. He…

A: (given) (For the linebacker), M = (83.7 kg)×(6.59 m/s)                                      =…

Q: The driver of an SUV (m = 1800 kg) moving at a velocity of 3.50 m/s isn’t paying attention and rear…

A: Collisions are of two types , that are, elastic and inelastic collision. Elastic collisions are the…

Q: The CM of an empty 1250-kg car is 2.40 m behind the front of the car. How far from the front of the…

A: According to question--- Given values--- mass of car = 1150 kg. xcm = 2.4 cm. all men mass = 65 kg.…

Q: (II) Two people, one of mass 85 kg and the other of mass 55 kg, sit in a rowboat of mass 78 kg. With…

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