Two people stand facing each other at a roller skating rink then push off each other. a). What is the momentum of the system before they push off each other? b. What must be the momentum of the system after they push off each other? c. If the girl skater has a mass of 54 kg and moves backward at 5 m/s, what is the velocity of the boy skater if his mass is 62 kg?

Q: The net force acting on a system is zero. Which one of ?the following is true .The momentum of the…

A: SOlution: Given that if net force is zero on the system, then what is it momentum

Q: . A 4000-kg truck traveling with a velocity of 10 m/s due north collides head-on with a 1200-kg car…

A: For the two vehicles in exercise 16:a. Sketch to scale the momentum vectors of the two vehicles…

Q: The total momentum of two balls is 23.85 kg-m/s pointing in the positive direction 43° above the…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: a) What impulse occurs when an average force of 10 N is exerted on a cart for 2.5 s? b. What change…

A:

Q: A 1000 kg car travels at a speed of 20 m/sec a.At what…

A: 2) Mass of car (m) = 1000 kg speed of car (u) = 20 m/s mass of truck (M) = 3000 kg

Q: A railroad car with a mass of 12,000 kg collides and couples with a second car of mass 18,000 kg…

A: Mass of vehicle 1 is Mass of vehicle 2 is Initially the vehicle 2 is at rest, that is, Initial…

Q: A railroad car with a mass of 12,000 kg collides and couples with a second car of mass 18,000 kg…

A: Mass of vehicle 1 is Mass of vehicle 2 is Initially the vehicle 2 is at rest, that is, Initial…

Q: A railroad car with a mass of 5 x 10^5 kg collides with a stationary railroad car of equal mass.…

A: Given  Mass of  both cars is same  m = 5× 105 kg

Q: 1. The train car on the left with mass mi is moving with speed Vii-24.0 m/s when it collides with a…

A: Note: “Since you have posted multiple questions with multiple sub parts, we will provide the…

Q: A student sets up an experiment to measure the momentum of a system of two air cars, A and B, of…

A: Collision of two cars

Q: An astronaut whose mass is 80 kg carries an empty oxygen tank with a mass of 10 kg. She throws the…

A:

Q: A 5 kg car traveling at 3 m/s collides with a 4 kg cart traveling towards it at 4 m/s. After the…

A:

Q: Which of the following is a unit of linear momentum? A. kgm/s/s B. kgm.m/s/s C. kgm D. kgm/s

A: Answering first question: Linear momentum is the vector quantity and defined as the product of the…

Q: During a live action show, an acrobatic performer will fall from heights onto a large foam mat.…

A: The impulse is given by Where F = Force during the collision,  = time for the collision

Q: Two cars are driving down the street. The one traveling straight west has a momentum of 10,000…

A:

Q: Momentum is measured in units of ? choose all that apply.

A: momentum is defined as the product of the mass and velocity of an object  i.e. p→ = mv→ dimensional…

Q: 1a. A trolley having a total mass of 35 kg is moving with a velocity of 22 m/s. What is the momentum…

A: As per guidelines , only first and second question is solved here , as 3rd is completely different…

Q: A truck and a small car are both going 10 mph when they collide head on. a. Does the truck or the…

A: Let us assume : Mass of truck = M Mass of car = m (a). As we know according to newtons 3rd law of…

Q: The train car on the left with mass m1 is moving with speed V1i=24.0 m/s when it collides with a…

A: The train car on the left with mass m1 moves with speed V1i=24.0 m/s when it collides with a…

Q: a. During the collision, which car experiences the greater force? b. What is the momentum of each…

A: Collision Collision is a phenomenon where two bodies interact with each other by exchanging energy…

Q: 7. Ronald went off to play a game of billiards. He hit the 0.42 kg white ball which began to move at…

A: Given: The mass of the white ball is 0.42 kg. The initial velocity of the white ball is 7.7 m/s. The…

Q: 3.A 21 kg child is riding a 5.9 kg bike with a velocity of 4.5 m/s to the northwest. a.What is the…

A: We know, momentum of a object of mass m, moving with velocity v, is given as, p=mv

Q: 12. A small car meshes with a large truck in a head-on collision. Which of the following statements…

A: Standard momentum theory will apply here.

Q: A 7400 kg truck traveling along a straight road at 14 m/s comes to a stop and remains stationary for…

A: given         mass of truck (M )= 7400 kg        initial speed of truck (u) = 14 m/s        final…

Q: A 1,250 kg car is stopped at a traffic light. A 3,550 kg truck moving at 8.33 m/s hits the car from…

A:

Q: 1. Which of the following quantity-unit is INCORRECTLY matched? a. Distance-meter b. time-meter/sec…

A: The velocity is the ratio of displacement to the time or it is the distance traveled in unit time.…

Q: A woman stands in a boat at rest on a calm lake. She throws a 10 kg anchor off the front of the…

A: (a)   Initially boat and woman was at rest,  Net momentum is zero before throwing

Q: Ronald went off to play a game of billiards. He hit the 0.42kg white ball which began to move at…

A: This question is from law of conservation of momentum. Refer attachment for detail solution.