# Physics

A 1500 kg car is combined to another car of mass of 1000 kg by colliding with it at a velocity of 3 cm/sec.Find the velocity of the cars just after their collision.

1. 👍 0
2. 👎 0
3. 👁 153
1. momentum is conserved.
IntialMomentum=finalmomentum
1500*3=(1500+1000)V
solve for velocity V

1. 👍 0
2. 👎 0

## Similar Questions

1. ### Physics

A small car (mass 380 ) is pushing a large truck (mass 1000 ) due east on a level road. The car exerts a horizontal force of 1580 on the truck. What is the magnitude of the force that the truck exerts on the car?

2. ### Science halp

6.Two cars with different masses travel at the same speed down a hill toward a stop sign. What will happen when both cars apply brakes at the same time to stop? * A. The car with the smaller mass will require less force to stop

3. ### physics

Car A is travelling at 22.0 m/s and car B at 29.0 m/s. Car A is 300 m behind Car B when the drive of car A accelerates his car with an acceleration of2.4 m/s2. How long does it take Car A to overtake Car B?

4. ### physics

The combined mass of a race car and its driver is 600. kilograms. Traveling at a constant speed, the car completes one lap around a circular track of radius 160 meters in 36 seconds. A) Based on the given information, calculate

1. ### Physics

Joanne drives her car with a mass of 1000 kg at a speed of 18m/s .Find a road friction force that is need to bring her car to a halt in 12s

2. ### physics

4. A 1500 kg car starts from rest and drives around a flat 50 m diameter circular track. The forward force provided by the car’s wheels is a constant 1000 N. a. What are the magnitudes and direction of the car’s acceleration

3. ### Physics

A drone car with a mass of 1000 kg is travelling down the road with a speed of 12 m/s. It collides with another drone car half the mass moving at -17 m/s. After the collision, the 1000 kg car is moving at -1.3 m/s. What is the

4. ### Physics

A 1000-kg car moving east at 80 km/h collides head-on with a 1500-kg car moving west at km/h, and the two cars stick together. (a) Which way does the wreckage move and with what initial speed? (b) How much KE is lost in the

1. ### science

a tow truck is towing a car. if the tow truck stops abruptly and the car collides with it, what is the relation between the forces on both vehicles? Use one law of motion in your answer. I am confused. Is i the first law or third?

2. ### physics : different question

Rank the automobiles based on the magnitude of the force needed to stop them, from largest to smallest. 2000 kg car going 5m/s 500 kg car going 20 m/s 1000 kg car going20m/s 500 kg car going10m/s 1000 kg car going10/s 4000 kg car

3. ### physics

A car has a mass of 1500 kg. If the driver applies the brakes while on a gravel road, the maximum friction force that the tires can provide without skidding is about 7000 N. If the car is moving at 18 m/s, what is the shortest

4. ### Physics

A tow truck pulls a car from rest onto a level road. The tow truck exerts a horizontal force of 1500 N on the car. The frictional force on the car is 810 N. Calculate the work done by each of the following forces on the car as the