physics

posted by .

A 1.30 × 10
4
kg railroad car moving at 6.70
m/s to the north collides with and sticks to
another railroad car of the same mass that is
moving in the same direction at 1.83 m/s.
What is the velocity of the joined cars after
the collision?
Answer in units of m/

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. physics

    A railroad car of mass 2.3*10^4 kg moving at 4.00 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. (a) What is the speed of the three coupled …
  2. physics

    A railroad car of mass 2500 kg moving at 5.00 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 2.20 m/s. (a) What is the speed of the three coupled …
  3. Physics

    A 1.46 × 10 4 kg railroad car moving at 7.05 m/s to the north collides with and sticks toanother railroad car of the same mass that is moving in the same direction at 1.76 m/s. What is the velocity of the joined cars after the collision?
  4. physics

    A railroad car of mass 2.7 104 kg moving at 3.50 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. (a) What is the speed of the three coupled …
  5. physics

    A railroad car with a mass of 1.81 104 kg moving at 3.04 m/s joins with two railroad cars already joined together, each with the same mass as the single car and initially moving in the same direction at 1.32 m/s. What is the decrease …
  6. physics

    A railroad car with a mass of 2.35 × 104 kg moving at 3.90 m/s collides and joins with two railroad cars already joined together, each with the same mass as the single car and initially moving in the same direction at 1.25 m/s. a) …
  7. hw

    A railroad car of mass m = 30000 kg moving at v1 = 2.9 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at v2 = 1.711 m/s. What is the magnitude of the …
  8. Physics

    A railroad car with a mass of 1.93 ✕ 104 kg moving at 3.12 m/s joins with two railroad cars already joined together, each with the same mass as the single car and initially moving in the same direction at 1.04 m/s. What is the …
  9. Physics

    A railroad car with a mass of 2.33 × 104 kg moving at 3.71 m/s collides and joins with two railroad cars already joined together, each with the same mass as the single car and initially moving in the same direction at 1.44 m/s.What …
  10. Physics

    A 15000 kg railroad car moving 7m/s to the North collides with and sticks to another railroad car of the same mass that is moving the same direction at 1.5 m/s. What type of collision is this?

More Similar Questions