A car of mass m moving at a speed v_1 collides and couples with the back of a truck of mass 2m moving initially in the same direction as the car at a lower speed v_2. (a) What is the speed v_f of the two vehicles immediately after the collision? (b) What is the change in kinetic energy of the car–truck system in the collision?

Q: In the figure, block 1 of mass m, slides from rest along a frictionless ramp from height h = 2 m and…

A:

Q: A particle of mass 2m and another particle of mass m travel toward each other with the same speeds…

A: Draw the schematic arrangement of the particles as shown below: Initial condition:

Q: A van of mass 5500kg is travelling at 6.0 m s-1 and crashes into a car with a mass of 3000 kg which…

A: To solve this problem, we can apply the principle of conservation of momentum. According to this…

Q: A vacationer of mass 85kg is standing on a stationary raft of mass 65kg. The vacationer then walks…

A: Given that : mass of vacationer velocity of vacationer mass of raft velocity of raft (since…

Q: In a game of pool, the cue ball strikes another ball of the same mass and initially at rest. After…

A: Given data: Mass of the cue ball = Mass of another ball =m Initial velocity of the cue ball = uc…

Q: A car with mass 1 450 kg traveling east at a speed of 27.5 m/s collides at an intersection with a 2…

A:

Q: A block of mass M1 slides with speed vo along a frictionless surface towards the three masses, M2,…

A: Given, mass M1, M2,M3 and M4velocity v0M4<<M3<<M2<<M1 the collision is perfectly…

Q: a) A car stopped at an intersection has a mass 850 kg. It is rear-ended by a 300 kg truck traveling…

A: Given ,m1=850 kgm2 = 300 kgu1=0u2 =12.5 m/s

Q: Two skateboarders start from rest on a ramp as shown in the figure, roll down and collide…

A:

Q: As shown in the figure, a metal ball with mass m, is initially at rest on a horizontal, frictionless…

A: The total linear momentum of the system is conserved in the collision. Thus Pi = Pf Where Pi = Total…

Q: a car with a mass of 1300 kg is westbound at 45km/h. It collides at an intersection with a…

A:

Q: A billiard ball rolling across a table at 1.55 m/s makes a head-on elastic collision with an…

A: Given data: Masses of the billiard balls are same. m1=m2=m Velocity of the first ball is, v1 = 1.55…

Q: A railroad car of mass M moving at a speed v, collides and couples with two coupled railroad cars,…

A:

Q: An automobile has a mass of 1690 kg and a velocity of 24.7 m/s. It makes a rear-end collision with a…

A:

Q: Two Bowling balls are moving toward each other and collide. Assume elastic collision. M = 2 kg…

A: Write the expression for final velocity for elastic collision

Q: In the figure, block 1 of mass m₁ slides from rest along a frictionless ramp from height h= 2 m and…

A:

Q: After a completely inelastic collision, two objects of the same mass and same initial speed are…

A:

Q: A railroad car of mass 22500 kg is released from rest in a railway switchyard and rolls to the…

A: The velocity of the initial car when it reaches the bottom, u=2gHi=29.80 m/s210.7 m=14.5 m/s This is…

Q: Consider the inelastic collision of truck with a staionary car.  The truck has a mass of 10,000 kg.…

A: Given- Mass of truck (mT) = 10,000 Kg Mass of car (mc) = 2000 Kg Velocity (vT)  when comes to…

Q: Two cars collide at an icy intersection and stick together afterward. The first car has a mass of…

A:

Q: A cart of mass 33 is moving at a velocity of 16 in the positive directions when it collides with a…

A: m1=33 ,  u1=16m2=13,  u2=-6.8(since in opposite direction) **Since units are not given so I have not…

Q: Consider two pool balls sliding frictionlessly across a pool table. Before the collision, ball 1…

A: Both the pool ball will have same mass m = 0.1 kg For sign convention, let assume the left direction…

Q: Two billiard balls of equal mass undergo a perfectly elastic head-on collision. If the speed of ball…

A:

Q: A railroad car of mass M moving at a speed v_1 collides and couples with two coupled railroad cars,…

A:

Q: A billiard ball rolling across a table at 1.70 m/s makes a head-on elastic collision with an…

A: Given: All balls are identical so the mass of identical balls = m. Speed of ball (u) = 1.7 m/s

Q: 100% inelastic one dimensional collision, where one mass (0.50 kg) is initially ng at 1.00 m/s [R]…

A: Given m1 = 0.5 kg u1 = 1 m/s m2 = 1.3 kg u2 = 0

Q: A railroad car coasting towards the right at a speed of 5 m/s runs into a set of three other cars…

A: (a) The speed of the coupled set after the impact is mvi=4mvfvf=14vi=145 m/s=1.25 m/s