A railroad car with a mass of 13000 kg collides and couple with a second car...
A railroad car with a mass of 13000 kg collides and couple with a second car of mass 20,000kg that is initially at rest. the first car is moving with a speed of 3.5 m/s prior to the collision. a) what is the initial momentum of the first car ? b) if external forces can be ignored, what is the final velocity of the two railroad cars after they couple.
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A railroad car with a mass of 13000 kg collides and couple with
a second car...
A railroad car of mass 3.25e4 kg is moving at 3.25 m/s collides and couples with...
A railroad car of mass 3.25e4 kg is moving at 3.25 m/s collides and couples with two couples railroad cars, each of the same mass as the single car and moving in the same direction at 1.20m/s. A) what is the speed of the three coupled cars after the collision? B) how much kinetic energy is lost in the collision?
A railroad car of mass 3.10 ✕ 104 kg moving at 3.40 m/s collides and couples...
A railroad car of mass 3.10 ✕ 104 kg moving at 3.40 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 cars after the collision? (b) How much kinetic energy is lost in the collision?
A railroad car of mass 3.15 ✕ 104 kg moving at 2.75 m/s collides and couples...
A railroad car of mass 3.15 ✕ 104 kg moving at 2.75 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 cars after the collision? (b) How much kinetic energy is lost in the collision?
A railroad car of mass 2.95 ✕ 104 kg moving at 3.10 m/s collides and couples...
A railroad car of mass 2.95 ✕ 104 kg moving at 3.10 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 cars after the collision? m/s (b) How much kinetic energy is lost in the collision? J
A railroad car of mass 2.42 × 104 kg is moving with a speed of 3.84 m/s. It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same direction with an initial speed of1.92 m/s.
A railroad car of mass 2.42 × 104 kg is moving with a speed of 3.84 m/s. It collides and couples with three other coupled railroad cars, each of the same mass as the single car and moving in the same direction with an initial speed of1.92 m/s.(a) What is the speed of the four cars after the collision?____ m/s(b) How much mechanical energy is lost in the collision?______J
A railroad car of mass 2.30E+4 kg moving with a speed of 3.00 m/s collides and...
A railroad car of mass 2.30E+4 kg moving with a speed of 3.00 m/s collides and couples with two other coupled railroad cars each of the same mass that are already moving in the same direction at a speed of 1.50 m/s. What is the speed (in m/s) of the three coupled cars after the collision? Tries 0/3 How much kinetic energy (in J) is lost in the collision? Tries 0/3
A railroad freight car, mass 15 000 kg, is allowed to coast along a level track...
A railroad freight car, mass 15 000 kg, is allowed to coast along a level track at a speed of 3.0 m/s. It collides and couples with a 54 000-kg loaded second car, initially at rest and with brakes released. What percentage of the initial kinetic energy of the 15 000-kg car is preserved in the two-coupled cars after collision? Answer options below. A. 14% B. 18% C. 78% D. 22% E. 38%
A 1.20 103 kg railroad car is traveling at 9.00 m/s when it bumps into and...
A 1.20 103 kg railroad car is traveling at 9.00 m/s when it bumps into and connects to a 0.45 10 raroad car that is moving down the tracks in the same direction but with a speed of 3.55 m/s. After they connect together they both continue on. A) What properties are conserved within this system: energy, momentum, both, or neither? B) What is the initial momentum and energy of the first car? C) What is the initial momentum and...
A railroad car of mass 1.85e4 kg moving at 3.14 m/s collides and couples with two coupled railroad cars, each of the sa...
A railroad car of mass 1.85e4 kg moving at 3.14 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 1.24 m/s.
b)
How much kinetic energy is lost in the collision?
USE THIS DATA:
17400 kg; 3.27 m/s; (help me see how you get the correct answer
of 2.39e4 J.
16-4 A railroad car of mass 1.85e4 kg moving at 3.14 m/s collides and...
A railroad car of mass M moving at a speed v1 collides and couples with two...
A railroad car of mass M moving at a speed v1 collides and couples with two coupled railroad cars, each of tesam mass M and moving in the same direction at a speed V2 (a) What is the speed vfof the three coupled cars after the collision in terms of v, and v2 11 +2 2 b) How much kinetic energy is lost in the collision? Answer in terms of M, v and v2 KE,-KE
A 1.20 103 kg railroad car is traveling at 9.00 m/s when it bumps into and connects to a 0.45 10 raroad car that is moving down the tracks in the same direction but with a speed of 3.55 m/s. After they connect together they both continue on. A) What properties are conserved within this system: energy, momentum, both, or neither? B) What is the initial momentum and energy of the first car? C) What is the initial momentum and...
A railroad car of mass 1.85e4 kg moving at 3.14 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 1.24 m/s.
b)
How much kinetic energy is lost in the collision?
USE THIS DATA:
17400 kg; 3.27 m/s; (help me see how you get the correct answer
of 2.39e4 J.
16-4 A railroad car of mass 1.85e4 kg moving at 3.14 m/s collides and...
A railroad car of mass M moving at a speed v1 collides and couples with two coupled railroad cars, each of tesam mass M and moving in the same direction at a speed V2 (a) What is the speed vfof the three coupled cars after the collision in terms of v, and v2 11 +2 2 b) How much kinetic energy is lost in the collision? Answer in terms of M, v and v2 KE,-KE
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