A railroad handcar is moving along straight, frictionlesstracks with negligible air resistance. In the following cases, the car initiallyhas a total mass (car and contents) of 200 kg and is traveling eastwith a velocity of magnitude 5.00 m/s. Find the final velocity of the carin each case, assuming that the handcar does not leave the tracks. (a) A25.0 kg mass is thrown sideways out of the car with a velocity of magnitude2.00 m/s relative to the car’s initial velocity. (b) A 25.0 kg massis thrown backward out of the car with a velocity of 5.00 m/s relativeto the initial motion of the car. (c) A 25.0 kg mass is thrown into the carwith a velocity of 6.00 m/s relative to the ground and opposite in directionto the initial velocity of the car.

A railroad handcar is moving along straight, frictionlesstracks with negligible air resistance. In the following cases, the car initiallyhas a total mass (car and contents) of 200 kg and is traveling eastwith a velocity of magnitude 5.00 m/s. Find the final velocity of the carin each case, assuming that the handcar does not leave the tracks. (a) A25.0 kg mass is thrown sideways out of the car with a velocity of magnitude2.00 m/s relative to the car’s initial velocity. (b) A 25.0 kg massis thrown backward out of the car with a velocity of 5.00 m/s relativeto the initial motion of the car. (c) A 25.0 kg mass is thrown into the carwith a velocity of 6.00 m/s relative to the ground and opposite in directionto the initial velocity of the car.

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Question

A railroad handcar is moving along straight, frictionless
tracks with negligible air resistance. In the following cases, the car initially
has a total mass (car and contents) of 200 kg and is traveling east
with a velocity of magnitude 5.00 m/s. Find the final velocity of the car
in each case, assuming that the handcar does not leave the tracks. (a) A
25.0 kg mass is thrown sideways out of the car with a velocity of magnitude
2.00 m/s relative to the car’s initial velocity. (b) A 25.0 kg mass
is thrown backward out of the car with a velocity of 5.00 m/s relative
to the initial motion of the car. (c) A 25.0 kg mass is thrown into the car
with a velocity of 6.00 m/s relative to the ground and opposite in direction
to the initial velocity of the car.

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