# two equal mass cars collide head to tail and their bumpers lock. One car has a velocity of 10m/s and the other is at rest. what is the velocity of the two cars after the collision?

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### physics

two equal mass cars collide head to tail and their bumpers lock. One car has a velocity of 10m/s and the other is at rest. what is the velocity of the two cars after the collision?

### physics

two equal mass cars collide head to tail and their bumpers lock. One car has a velocity of 10m/s and the other is at rest. what is the velocity of the two cars after the collision?

### Physics

Two equal mass cars collide head to tail and their bumpers lock. One car has a velocity of 10 m/s and the other is at rest. What is the velocity of the two cars after the collision?

### physics

An automobile has a mass of 2150 kg and a velocity of +18 m/s. It makes a rear-end collision with a stationary car whose mass is 1850 kg. The cars lock bumpers and skid off together with the wheels locked. What is the velocity of the two cars just after the collision?

### Physics

Two cars are travelling in the same direction along a street. Car A collides with Car B and they lock together. Calculate tgeur velocity after the collision. Before: Car A: mass of 1001kg. Velocity of 12m/s Car B: mass of 1200kg Velocity of 10m/s After: V=?

### general physics

An automobile has a mass of 1520 kg and a velocity of 19.7 m/s. It makes a rear-end collision with a stationary car whose mass is 2230 kg. The cars lock bumpers and skid off together with the wheels locked. (a) What is the velocity of the two cars just after the collision? (b...

### general physics

An automobile has a mass of 1520 kg and a velocity of 19.7 m/s. It makes a rear-end collision with a stationary car whose mass is 2230 kg. The cars lock bumpers and skid off together with the wheels locked. (a) What is the velocity of the two cars just after the collision? (b...

### college physics

Two cars of equal mass are traveling as shown in the figure below just before undergoing a collision. Before the collision, one of the cars has a speed of 19 m/s along +x, and the other has a speed of 31 m/s along +y. The cars lock bumpers and then slide away together after ...

### college physics

Two cars of equal mass are traveling as shown in the figure below just before undergoing a collision. Before the collision, one of the cars has a speed of 19 m/s along +x, and the other has a speed of 31 m/s along +y. The cars lock bumpers and then slide away together after ...

### Dynamics of Rigid Bodies

Two cars, A and B, are traveling along the same route. Car A is traveling at 4.5 m/s and has a mass of 1150 kg. Car B is traveling at 6.7 m/s and has a mass of 1300 kg. If car B gently bumps into car A and their bumpers lock together, what will be their common velocity then?

### physics

HI. Can someone please help me with this question. Two identical cars hit each other and lock bumpers. In each of the following cases, what are the speeds of the cars immediately after coupling bumpers? (a) A car moving with a speed of 90 km/h approaches a stationary car; (b) ...

### physics

17. A shell having a mass of 25kg is fired horizontally eastward from a cannon with a velcoity of 500m/s. If the mass of the cannon is 1000kg, what is the magnitude and direction of the velocity of recoil? 18. A bomb having a mass of 8kg explodes into two pieces that fly out ...

### Physics

17. A shell having a mass of 25kg is fired horizontally eastward from a cannon with a velcoity of 500m/s. If the mass of the cannon is 1000kg, what is the magnitude and direction of the velocity of recoil? 18. A bomb having a mass of 8kg explodes into two pieces that fly out ...

### physics

Two cars, one of mass 1300 kg, and the second of mass 2200 kg, are moving at right angles to each other when they collide and stick together. he initial velocity of the first car is 14 m/s in the positive x direction and that of the second car is 18 m/s in the positive y ...

### Physical Science

Two 125 kg bumper cars are moving toward each other in opposite directions. Car X is moving at 10 m/s and Car Z at –12 m/s when they collide head–on. If the resulting velocity of Car Z after the collision is 10 m/s, what is the velocity of Car X after the collision?

### physics

A 910 kg sports car slows down to 6.0 m/s to read a cross street sign. The 1440 kg pick-up truck following the sports car fails to see that the sports car has slowed and continues traveling at 17.0 m/s. The pick-up slams into the sports car. With what velocity will the two ...

### Physics

An automobile has a mass of 2000 kg and a velocity of +12 m/s. It makes a rear-end collision with a stationary car whose mass is 1850 kg. The cars lock bumpers and skid off together with the wheels locked.

### physics

A bumper car with mass m1 = 100 kg is moving to the right with a velocity of v1 = 4.6 m/s. A second bumper car with mass m2 = 86 kg is moving to the left with a velocity of v2 = -3.8 m/s. The two cars have an elastic collision. Assume the surface is frictionless. 1) What is ...

### physics

Two cars are on a collision course. One is going right 18 m/s and has a mass of 860kg. The other is going left at 24 m/s and has a mass of 840 kg. 1. Find the total initial momentum of the two cars For this question I did first car: 860(18) = 15480 second car: 840(-24) = -...

### College Physics

Two cars collide at an icy intersection and stick together afterward. The first car has a mass of 1050Kg and was approaching at 8.00m/s due south. The second car has a mass of 700Kg and was approaching at 20.0m/s due west. A) Calculate the final velocity of the cars.(Note that...

### Physics

Two cars crash into each other at an intersection on a very icy road. One 3,000 lb car is traveling 45 mph NW. The other, weighing 2,000 lb, is traveling 30 mph E. After the collision, their bumpers lock together. What is the velocity of the wreck as it slides off the road ?

### Physics

Two cars crash into each other at an intersection on a very icy road. One 3,000 lb car is traveling 45 mph NW. The other, weighing 2,000 lb, is traveling 30 mph E. After the collision, their bumpers lock together. What is the velocity of the wreck as it slides off the road ?

### physics

Two cars approach an ice-covered intersection. One car, of mass 1.22 103 kg, is initially traveling north at 10.6 m/s. The other car, of mass 1.69 103 kg, is initially traveling east at 10.6 m/s. The cars reach the intersection at the same instant, collide, and move off ...

### physics

Please decide which of the following statements for car collisions are true or false. 1)Crumple zones on cars are parts of the front of the car that are designed to receive maximum deformation during a head-on collision. The essential safety benefit of crumple zones results ...

### science

Two stunt drivers drive directly toward each other. At time t=0 the two cars are a distance D apart, car 1 is at rest, and car 2 is moving to the left with speed v0. Car 1 begins to move at t=0, speeding up with a constant acceleration ax. Car 2 continues to move with a ...

### Physics

A automobile travels at a speed of northward along a street, and a 7000-N sports car travels at a speed of eastward along an intersecting street. (a) If neither driver brakes and the cars collide at the intersection and lock bumpers, what will the velocity of the cars be ...

### Physics

A 15500 N automobile travels at a speed of 41 km/h northward along a street, and a 7000 N sports car travels at a speed of 65 km/h eastward along an intersecting street. a)If neither driver brakes and the cars collide at the intersection and lock bumpers, what will the ...

### Physics- hard problem

A 14000 N automobile travels at a speed of 40 km/h northward along a street, and a 7000 N sports car travels at a speed of 62 km/h eastward along an intersecting street.(a) If neither driver brakes and the cars collide at the intersection and lock bumpers, what will the ...

### physics

Two identical cars hit each other and lock bumpers. If a car moving with a speed of 90km/h approaches a stationary car, what is the speed immediately after coupling cars. You use and solve for V: M1V1+M2V2=(M1+M2)V I end up with the following because my question does not give ...

### Physics

A 14000 N automobile travels at a speed of 50 km/h northward along a street, and a 7500 N sports car travels at a speed of 62 km/h eastward along an intersecting street. (a) If neither driver brakes and the cars collide at the intersection and lock bumpers, what will the ...

### Physics

A 14000 N automobile travels at a speed of 50 km/h northward along a street, and a 7500 N sports car travels at a speed of 62 km/h eastward along an intersecting street. (a) If neither driver brakes and the cars collide at the intersection and lock bumpers, what will the ...

### Physics

Two cars have a head-on collision. Both were traveling at 28 m/s toward each other. Car A has a mass of 700 kg and car B has a mass of 904 kg. After the impact, what is car B's velocity?

### physics

Two cars approach an ice-covered intersection. One car, of mass 1.26 103 kg, is initially traveling north at 10.6 m/s. The other car, of mass 1.66 103 kg, is initially traveling east at 10.6 m/s. The cars reach the intersection at the same instant, collide, and move off ...

### physics

Hi, i really need help with this question. Two identical cars hit each other and lock bumpers. A car moving with a speed of 90 km/h approaches a stationary car

### Physics - Momentum of cars at intersection

Two cars of identical mass are approaching the same intersection, one from the south and the one from the west. They reach the intersection at the same time and collide. The cars lock together and move away at an angle of 22deg counterclockwise from the road; heading east. ...

### Physics

Am I correct? Two carts have a compressed spring between them and are initially at rest. One of the carts has total mass, including its contents, of 5.0 kg, and the other has total mass of 3.0 kg. If the 3.0 kg cart is moving at 3.0 m/s after the spring is allowed to push the ...

### dynamics

cars A and B are d=60m apart and traveling respectively with constant speeds v1=32km/h and v2=24km/h on an ice covered road.knowing that 45s after driver A apples his breaks to avoid overtaking car Bthe two cars collide,determine a)the uniform deceleration of car A b)the ...

### Physics

A Ball of Mass 0.5kg Moving At 10m/s Collide With Another Ball Of Equal mass At Rest.If The Two Balls Move Together After The Impact Calculate Their common Velocity

### Physics

A 1800 kg mass car is traveling south at a velocity of 15 m/s through an intersection. It is hit by a 3500 kg mass car traveling east at 20 m/s. If the two cars collide and become one object (perfectly inelastic). What will be the final displacement of the cars after the ...

### Physics

Two cars collide at an icy intersection and stick together afterward. The first car has a mass of 1100 kg and was approaching at 8.00 m/s due south. The second car has a mass of 850 kg and was approaching at 24.0 m/s due west. (a) Calculate the final velocity of the cars. (...

### Physics

In the latest Indian Jones film, Indy is supposed to throw a grenade from his car, which is going 43.8 m/s, to his enemy's car, which is going 55.8 m/s. The enemy's car is 15.2 m in front of the Indy's when he lets go of the grenade. A) If Indy throws the grenade so its ...

### Physics - Momentum of cars at intersection

Car A(1750kg) traveling due south and car B (1450kg)due east. They reach the same intersection at the same time and collide. The cars lock together and move off at 35.8km/h[E31.6degS]. What was the velocity of each car before the collided? I tried this question using the law ...

### Physics

A 1200 kg sedan is traveling at 10m/s when it is hit from behind by a 1000 kg convertible. The bumpers of the cars crush and lock. Their combined speed just after the crash is 16 m/s. What is the velocity of the convertible before the collision? Please show your work.

### Physics . pls help me :)

Two train cars are on a straight, horizontal track. One car starts at rest and is put in motion with a constant acceleration of 2m/s^2. This car moves towards a second car that is 30 away. The second car is moving away from the first car and is traveling at a constant speed of...

### physics

Hi! I have a problem for physics homework and I though I knew how to solve it but apparently it is wrong, please help! 'Two cars, one of mass 1000 kg, and the second of mass 2400 kg, are moving at right angles to each other when they collide and stick together. The initial ...

### PHYSICS

Blocks A (mass 2.50 kg) and B (mass 10.00 kg) move on a frictionless, horizontal surface. Initially, block B is at rest and block A is moving toward it at 5.00 m/s. The blocks are equipped with ideal spring bumpers. The collision is head-on, so all motion before and after the ...

### Physics

Car 1 has a mass of m1 = 65 103 kg and moves at a velocity of v01 = +0.78 m/s. Car 2, with a mass of m2 = 92 103 kg and a velocity of v02 = +1.4 m/s, overtakes car 1 and couples to it. Neglect the effects of friction in your answer. (a) Determine the velocity of their center ...

### Physics

Car 1 has a mass of m1 = 65 103 kg and moves at a velocity of v01 = +0.76 m/s. Car 2, with a mass of m2 = 92 103 kg and a velocity of v02 = +1.5 m/s, overtakes car 1 and couples to it. Neglect the effects of friction in your answer. (a) Determine the velocity of their center ...

### physics

Two cars have a head-on collision.Both were traveling at 37 m/s toward each other.Car A has a mass of 432 KG.Car B has a mass of 90 KG. After impact,car A is moving backward at 3 m/s. What car B's velocity after impact?

### Physics

Car 1 has a mass of m1 = 65 multiplied by 103 kg and moves at a velocity of v01 = +0.95 m/s. Car 2, with a mass of m2 = 92 multiplied by 103 kg and a velocity of v02 = +1.1 m/s, overtakes car 1 and couples to it. Neglect the effects of friction in your answer. (a) Determine ...

### Physics

Two cars travel westward along a straight highway, one at a constant velocity of 85 km/hr, and the other at a constant velocity of 115 km/hr. a) Sketch the velocity vs. time graph for both cars and paste your sketch in the space below. b) Assuming both cars start at the same ...

### Physics

Two cars collide at an icy intersection and stick together afterward. The first car has a mass of 1500 kg and was approaching at 9.00 m/s due south. The second car has a mass of 700 kg and was approaching at 15.0 m/s due west. (a) Calculate the final velocity of the cars. (b) ...

### math

Two cars have a head on collision. Both are traveling at 28 m/s toward each othe. Car A has a mass of 700 kg and car B has a mass of 904kg. What is car B velocity after the impact?

### physics

Two cars of the same mass collide head -on and become tangled so that they move on together. If the engines of both were stopped at the moment of impact and the speeds of the cars impact were 120m/s ,find the joint velocity immediately after collision

### Physics

Two cars collide as shown in the figure. The yellow car is initially heading east and has a mass of 1000 kg. The red truck is initially heading north and has a mass of 2000 kg. The two vehicles collide, stick together, and veer off at a velocity of 16 m/s at a direction of 24 ...

### Physics

Two cars collide at an icy intersection and stick together afterward. The first car has a mass of 1200 kg and is approaching at 8.00 m/s due south. The second car has a mass of 850 kg and is approaching at 17.0 m/s due west. (a) Calculate the final velocity (magnitude and ...

### physics

two balls collide in a head on elastic collision and rebound in opposite directions. One ball has velocity 1.2 before the collision and -2.3 after. the other ball has a mass of 1.1 kg and a velocity of -4.2 before the collision. What is the mass of the first ball? What is the ...

### Physics

Initially, mass one (2.10 kg) has a velocity of 5.90 m/s and mass two (2.80 kg) is at rest. After they collide, mass one emerges at an angle theta = 33.0 degrees. What is the speed of mass one after the collision if the collision is completely elastic? (Note, there are ...

### Physics

Initially, mass one (2.10 kg) has a velocity of 5.90 m/s and mass two (2.80 kg) is at rest. After they collide, mass one emerges at an angle theta = 33.0 degrees. What is the speed of mass one after the collision if the collision is completely elastic? (Note, there are ...

### Physics- 2D Collisions

nitially, mass one (2.10 kg) has a velocity of 5.90 m/s and mass two (2.80 kg) is at rest. After they collide, mass one emerges at an angle theta = 33.0 degrees. What is the speed of mass one after the collision if the collision is completely elastic? (Note, there are actually...

### physics

Two cars cover the same distance in a straight line. Car A covers the distance at a constant velocity. Car B starts from rest and maintains a constant acceleration. Both cars cover a distance of 487 m in 216 s. Assume that they are moving in the +x direction. Determine (a) the...

### Physics

Two cars cover the same distance in a straight line. Car A covers the distance at a constant velocity. Car B starts from rest and maintains a constant acceleration. Both cars cover a distance of 515 m in 229 s. Assume that they are moving in the +x direction. Determine (a) the...

### physics

train car are coupled together by being bumped into one another. suppose two loaded train cars are moving toward one another, the first having a mass of 150000 kg and velocity of 0.30 m/sand the second havin a mass of 110000 kg and a velocity of (-0.12 m/s). what is their ...

### physics

Two cars are traveling in opposite directions on a two lane road. Car A starts from the origin at t =0 and accelerates (moving due East) from rest at 4 m/s2. At t = 0, Car B is moving due West with a velocity of 15 m/s and is 500 m east of car A but accelerating toward the ...

### physics

Mary is driving a car of mass 900 kilograms toward the north with a velocity of 22 meters/second. Danny is driving his 900-kilogram car with a velocity of 15 meters/second toward the east. They collide and both cars move together afterwards. What is the magnitude of the ...

### physics

Mary is driving a car of mass 900 kilograms toward the north with a velocity of 22 meters/second. Danny is driving his 900-kilogram car with a velocity of 15 meters/second toward the east. They collide and both cars move together afterwards. What is the magnitude of the ...

### Physics

Hi, I have two homework problems I am having issues with. 1. Two carts of equal mass, m = 0.250 kg, are placed on a frictionless track that has a light spring of force constant k = 53.0 N/m attached to one end of it. The red cart is given an initial velocity of V = 2.55 m/s to...

### Psychics

A freight car is moving freely along a railroad track at 7.0 m/s and collides with a tanker car that is at rest. After the collision, the two cars stick together and continue to move down the track. What is the magnitude of the final velocity of the cars if the freight car has...

### Physics

A 1000 kg Toyota, initially traveling at 40 mph, collides into the rear end of a 2000 kg Cadillac, initially stopped at a red light. The bumpers lock and the two cars skid for 2 seconds before coming to rest. Calculate the coefficient of kinetic friction between the tires and ...

### Physics

Two balls are approaching each other head on. Their velocities are + 9.55 and -11.0 m/s (a) Determine the velocity of the center of mass of the two balls if they have the same mass. (b) Determine the velocity of the center of mass of the two balls if the mass of one ball(v=9....

### Physics

two cars start from rest and begin accerlating, one at 10m/s^2 and the other at 12m/s^2. how long will it take for the second car to be 100m ahead of the first car

### Physics

At car (1140-kg)traveling at 24.8 m/s and truck (12600-kg) have a head-on collision and then stick together. What is their final common velocity (m/s)? (assume the car is going in the positive direction) What is the cars' change in momentum in the above question (kg m/s)? When...

### Physics

two cars of equal mass with equal speeds traveling perpendicular to one another collide completely in elastically. what percentage of the cars' total energy is lost in the collision?

### Physics

Two cars pass each other traveling at the same speed. One car has a constant velocity of 18.0 m/s east. The other car has a constant acceleration of 3.00 m/s^2, west. How much time will have elapsed until the cars are 128 m apart?

### Science

Two masses of 20 and 10 kg are moving in the same direction and one directly behind the other. The 20-kg mass is behind and moving at 10m/s and the other is moving at 5m/s. The masses collide and after the collison, the 20kg mass moves at 6m/s find the after-collison velocity ...

### physics

At car (1140-kg)traveling at 76.04 m/s and truck (12600-kg)traveling 6.88 m/s have a head-on collision and then stick together. What is their final common velocity (m/s)? (assume the car is going in the positive direction) What is the cars' change in momentum in the above ...

### Physics

Two cars with different motors are competing. One of the cars accelerate från 0-90 km/h on 12 seconds, the other one accelerate from 0-90 km/h on 20 seconds. The acceleration is the same all the time. After 90km/h, the velocity is constant. How many seconds in head start must...

### physics

two bumper cars in an amusement park ride collide elastically as one approaches the other directly from the rear. car A has a mass of 500kg and carB 600kg, owing to fidderences in passenger mass. if car A approaches at 4m/s and car B is moving at 3.2 m/s, calculate a) their ...

### please check over my work

A 2.5 kg stone is released from rest and falls toward earth. After 4s, the magnitude of its momentum is: My work: J=F*t =(F *t)= 24.5N * 4s F= 2.5 *9.81= 24.5 J=P P= 98kg m/s A sphere X, of mass 2kg, is moving to the right at 10m/s. Sphere Y, of mass 4 kg is moving to the left...

### physics

Two freight cars, each with a mass of 2.5 multiplied by 10^5 kg, collide and stick together. One was initially moving at 3.4 m/s and the other was at rest. What is their final speed?

### physics

Two freight cars, each with a mass of 3.9 105 kg, collide and stick together. One was initially moving at 3.2 m/s and the other was at rest. What is their final speed in m/s?

### physics

Two freight cars, each with a mass of 3.9 105 kg, collide and stick together. One was initially moving at 3.2 m/s and the other was at rest. What is their final speed in m/s?

### physics

is the momentum and force the same for a equal mass cars when: 1. they collide head on both at 30 m/s. 2.one collides with a brick wall at 60m/s

### Physics

Two gliders on an air track collide in a perfectly elastic collision. Glider A has mass 1.1 kg and is initially travelling at a velocity of 2.7 m/s [E]. It collides head-on with glider B with mass 2.4 kg, travelling at a velocity of 1.9 m/s [W]. Determine the final velocity of...

### Physics

Two gliders on an air track collide in a perfectly elastic collision. Glider A has mass 1.1 kg and is initially travelling at a velocity of 2.7 m/s [E]. It collides head-on with glider B with mass 2.4 kg, travelling at a velocity of 1.9 m/s [W]. Determine the final velocity of...

### College Physics

suppose the two cars are headed in the same direction. A 1200kg car travels at 65 mph and a 1000kg car travels at 75mph. The faster car rear-ends the slower car and their bumpers catch so that they continue moving after the collision at the same speed. Use the concepts above ...

### Science (Physics)

A red car and a green car, identical except for the color, move toward each other in adjacent lanes and parallel to an x axis. At time t = 0, the red car is at xr = 0 and the green car is at xg = 220 m. If the red car has a constant velocity of +20 km/h, the cars pass each ...

### college physics

two balls of equal mass,moving with speeds of 5 meter/seconds,collide head on.find the velocity of each after impact if (a)they are stuck together (b)the collision of perfectly elastic. (c)the coefficient of restitution in 1/3?

### physics

Two railroad cars, each of mass 6500kg and traveling 95km/h, collide head-on and come to rest. How much thermal energy is produced in this collision?

### physics

Two railroad cars, each of mass 1800 kg and traveling 70.0 km/hr, collide head-on and come to rest. How much thermal energy in joules is produced in this collision?

### Physics

Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are moving toward one another, the first having a mass of 180,000 kg and a velocity of 0.300 m/s, and the second having a mass of 95,000 kg and a velocity of -0.120 m/s. (The minus ...

### Physics

A red car and a green car, identical except for the color, move toward each other in adjacent lanes and parallel to an x axis. At time t = 0, the red car is at xr = 0 and the green car is at xg = 220 m. If the red car has a constant velocity of +20 km/h, the cars pass each ...

### physics

In the figure here, a red car and a green car move toward each other in adjacent lanes and parallel to an x axis. At time t = 0, the red car is at xr = 0 and the green car is at xg = 223 m. If the red car has a constant velocity of 22.0 km/h, the cars pass each other at x = 44...

### Physics

a red car and a green car move toward each other in adjacent lanes and parallel to an x axis. At time t = 0, the red car is at xr = 0 and the green car is at xg = 212 m. If the red car has a constant velocity of 23.0 km/h, the cars pass each other at x = 44.2 m. On the other ...

### Physics

A railroad car with a mass of 12400 kg collides and couples with a second car of mass 18700 kg that is initially at rest. The first car is moving with a speed of 7.7 m/s prior to the collision. (a) What is the initial momentum of the first car? (b) If external forces can be ...

### physics

Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are moving toward one another, the first having a mass of 160,000 kg and a velocity of 0.300 m/s, and the second having a mass of 115,000 kg and a velocity of -0.120 m/s. (The minus...

### Physics

Two objects A and B are involved in a totally elastic collision The mass of A is 8.8 kg and the mass of B is 0.5 kg. The velocity of A is 4.5 m/s and the velocity of B is 0 m/s. If they collide elastically, what will be the final velocity of A in m/s?

### physics

a red car and a green car, identical except for the color, move toward each other in adjacent lanes and parallel to an x axis. At time , the red car is at and the green car is at . If the red car has a constant velocity of 20 km/h, the cars pass each other at , and if it has a...

### physics

Car A with a mass of 1000kg is travelling east at 25m/s when it collides with car B, 2000kg, travelling north at 15m/s. After the collision, the two cars stick together and have the same velocity. Assume that they slide without friction after collision. (a) What is the final ...