Train cars are coupled together by being bumped into one another. Supposed to loaded train cars are moving toward one another, the first having a mass of 130,000 KG and the velocity of 0.300 M/S, and the second having a mass of 135,000 KG and I velocity of -0.120M/S. (The minus indicates direction of motion.) what is their final velocity? m/s ?

Q: A rocket takes off from Earth and reaches a speed of 110 m/s in 13.0 s. If the exhaust speed is…

A: Given data: The speed of rocket is v=110 m/s. The time taken is t=13.0 s. The exhaust speed is…

Q: A 0.025 kg bullet is fired from a gun with a velocity of -230 m/s. If the gun has a mass of 0.26 kg,…

A: Given: The mass of the bullet is 0.025 kg. The velocity of the bullet is -230 m/s. The mass of the…

Q: A projectile has a momentum of 1.6x106 N×s and a speed of 200 m/s. What is its mass and weight?

A:

Q: Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are…

A:

Q: A 3 kg cart is connected to a 4 kg cart. Together, they are moving at 1.5 m/s to the left. They…

A: Given Mass of first cart (m1) = 3 KgMass of second cart (m2) = 4 KgInitial velocity of both carts is…

Q: what is the momentum of a 1.4x104 kg automobile traveling at 20 m/s to the right of its origin?

A: Given, mass of the automobile, m = 1.4×104 kg speed of automobile, v = 20 ms

Q: A projectile has a momentum of 1.6 x 10^4 kg.m/s and a velocity of 200 m/s. What is it's mass and…

A:

Q: A soccer ball having a mass of 0.43 kg enters the goal with a momentum of 5.16 kg-m/s after it was…

A: The following kinematics equation can be used to find the position, velocity and the acceleration of…

Q: What is the momentum of a 4.45x104 N truck when traveling at the rate of 100 km/hr?

A: The weight of the truck is 4.45×104 N. The expression for weight of the truck is, W=mg…

Q: how fast does Charlie Brown need to go in order to give a 0.25 KG football a momentum of 5kg•m/s?

A:

Q: Allison, 45 kg, is standing on a frozen pond wearing ice skates. If she throws a 10 kg bag of rice…

A: Mass of the Allison is M = 45 Kg Mass of the bag is m = 10 kg Velocity of the bag is v = 5 m/s

Q: Two ice skaters stand facing each other at rest on a frozen pond. They push off against one another…

A: Two skaters initially at rest facing each other push off against each other. The speeds of both…

Q: The momentum of a system of particles is changing at the rate of 0.7t + 12t2, in kg·m/s. The net…

A: Given data: The momentum of the particle, P=0.7t+12t2 Our question is to find the net force at t=4…

Q: The rocket takes off from Earth and reaches a speed of 130 m/s in 13.0 s. If the exhaust speed is…

A:

Q: The change in momentum is 1.52 N s for a ball that strikes the floor for 1.05 × 10−2−2 s. What is…

A: Given :- ∆P = 1.52 N ∆t = 1.05 × 10 -2 S

Q: A volleyball is spiked so that its incoming velocity of +3.55 m/s is changed to an outgoing velocity…

A: Given: A volleyball is spiked                 mass of volley ball = 0.350 kg incoming velocity +3.55…

Q: Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are…

A:

Q: Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are…

A:

Q: A soccer ball having a mass of 0.43 kg enters the goal with a momentum of 5.16 kg-m/s after it was…

A: Given data: Mass of the ball, m =0.43 kg Momentum of the goal, p=5.16 kg m/s Distance, x =18 m

Q: Two pool balls of equal mass (m = 0.170 kg) collide elastically. If ball one had an initial velocity…

A: MASS of the ball given  m1 = m2 = 0.170 kg speed of ball 1  = 1.24 i + 1.32 j speed of ball 2 = -1 i…

Q: A 2.00kg mass moving to the right at 3.00 m/s, catches up and collides with a mass of 4.00 kg also…

A: apply force momentum relation

Q: At what speed do a bicycle and its rider, with a combined mass of 100 kg, have the same momentum as…

A: The momentum of both rider and car is same.

Q: A 1200-kg car moving at 15.6 m/s suddenly collides with a stationary car of mass 1500 kg If the two…

A:

Q: What is the momentum in kg · m/s of a garbage truck that is 1.20 ✕ 104 kg and is moving at 35.0 m/s?…

A: momentum = mass ×velocity

Q: Two cars traveling in opposite directions collide and stick together. Before colliding, the first…

A:

Q: A century-old platter falls vertically downward. Upon breaking, its fragments fly off parallel to…

A:

Q: Two ice skaters stand facing each other at rest on a frozen pond. They push off against one another…

A:

Q: If a ball of mass 35 g travelling at 600 m/s hits a block of mass 6 kg at rest and embeds in the…

A: Given Data: The mass of a ball is, mball=35 g The velocity of a ball is, vball=600 m/s The mass of a…

Q: A pigeon flying through the air has a momentum of 8.5 kg*m/s. if the mass of the pigeon is 0.51,…

A: The expression for find velocity of pigeon is p=mvv=pm

Q: A Bullet traveling at 500 m/s is brought to rest by an impulse of 50 Ns. What is the mass of the…

A: Given Initial speed of the bullet is v0=500 m/s Final speed of the bullet is vf=0 Impulse on the…

Q: An impulse of 2.1 N-s directed South is imparted on a tennis ball with mass 0.060 kg. If the ball…

A:

Q: A ball struck by a bat experiences a change in momentum of 42 kg m/s . If the time of interaction is…

A: Change in momentum = 42 kg.mstime of interaction (t) = 0.29 seconds

Q: Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are…

A:

Q: Two football players with mass 75 kg and 100 kg run directly toward each other with speeds of 6 m/s…

A: The total momentum of the system must be conserved. The initial momenta of the two footballers in…

Q: A load of gravel is dumped straight down into a 30000-kg freight car coasting at 2.2 m/s on a…

A: Using law of conservation of momentum, the expression for find mass of gravel is Mu=M+mm=Mu-Mvv

Q: Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are…

A:

Q: What is the momentum of a 500-kg car, moving at 10 m/s, going 20̊ north of west direction?

A: Given Mass m = 500 kg Velocity v̅ = 10 m/s  ,20⁰ north of west

Q: A speeding x wing has a momentum of 90,188Kg*m/s2 · If it has a mass of 7,145 kg, how fast is the x…

A:

Q: The momentum of a 225 g softball moving at 35 m/s is _________________________.

A: Given   Mass of softball is m=0.225 kg   Speed of softball is v=35 m/s

Q: An 11.5 g projectile is launched at a velocity of 195 m/s. What is the momentum of the projectile?

A: Given,  Mass of the projectile =11.5 g Velocity of the projectile =195 m/s We have to find the…

Q: Two football players with a mass of 75 kg and 100 kg run directly toward each other with speeds of 6…

A: The total momentum of the system must be conserved. The initial momenta of the two footballers in…

Q: What is the velocity and direction of the collision if a railway train with a mass of 6,000 kg is…

A: Given data: Mass of railway train (m1) = 6000 kg Velocity of railway train (V1) = 2.0 m/s, to the…

Q: The momentum of a 225 g softball moving at m/s is_________.

A: Given that:- m=225g=0.225kg v=1 m/s P=?

Q: A rocket takes off from Earth and reaches a speed of 100 m/s in 10.0 s. If the exhaust speed is 1500…

A: A rocket is depleting the mass system. The body of the rocket and the fuel contained in it have an…

Q: Suppose a 1850 kg elephant is charging a hunter at a speed of 6.5 m/s. How many times larger is the…

A: