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 190 kg and is traveling east with a velocity of magnitude 5.20 m/s. Find the final velocity of the car in each case, assuming that the handcar does not leave the tracks. Part A An object with a mass of 30.0 kg is thrown sideways out of the car with a speed of 1.50 m/s relative to the car's initial velocity. Express your answer with the appropriate units. μA C ? v= Value Units east Submit Request Answer Part B An object with a mass of 30.0 kg is thrown backward out of the car with a velocity of 5.20 m/s relative to the initial motion of the car. Express your answer with the appropriate units. ■μà 1 C B ? Value Units east Request Answer Part C An object with a mass of 30.0 kg is thrown into the car with a velocity of 6.30 m/s relative to the ground and opposite in direction to the initial velocity Express your answer with the appropriate units. ■ μÅ 1 C ? Value Units v= Submit V= east
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 190 kg and is traveling east with a velocity of magnitude 5.20 m/s. Find the final velocity of the car in each case, assuming that the handcar does not leave the tracks. Part A An object with a mass of 30.0 kg is thrown sideways out of the car with a speed of 1.50 m/s relative to the car's initial velocity. Express your answer with the appropriate units. μA C ? v= Value Units east Submit Request Answer Part B An object with a mass of 30.0 kg is thrown backward out of the car with a velocity of 5.20 m/s relative to the initial motion of the car. Express your answer with the appropriate units. ■μà 1 C B ? Value Units east Request Answer Part C An object with a mass of 30.0 kg is thrown into the car with a velocity of 6.30 m/s relative to the ground and opposite in direction to the initial velocity Express your answer with the appropriate units. ■ μÅ 1 C ? Value Units v= Submit V= east
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Transcribed Image Text: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 190 kg and is
traveling east with a velocity of magnitude 5.20 m/s. Find the final velocity of the car in
each case, assuming that the handcar does not leave the tracks.
Part A
An object with a mass of 30.0 kg is thrown sideways out of the car with a speed of 1.50 m/s relative to the car's initial velocity.
Express your answer with the appropriate units.
O
Di
μA
?
Units
east
Request Answer
Part B
An object with a mass of 30.0 kg is thrown backward out of the car with a velocity of 5.20 m/s relative to the initial motion of the car.
Express your answer with the appropriate units.
μÀ
?
V =
Value
Units
east
Submit
Request Answer
Part C
An object with a mass of 30.0 kg is thrown into the car with a velocity of 6.30 m/s relative to the ground and opposite in direction to the initial velocity of the car.
Express your answer with the appropriate units.
?
I
μÀ
V =
Value
Units
Value
V =
Submit
east
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