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A wooden boxcar is moving

In a railroad yard, a 2.0×104 kg boxcar moving at 10m/s is brought to a stop by a spring-loaded bumper mounted at the end of
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2. asked by James
3. 1,197 views
A wooden boxcar is moving along a straight railroad track at speed v1. A sniper fires a bullet (initial speed v2) at it from a
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2. asked by J
3. 1,254 views
two workers push horizontally in the same direction on a wooden 250 kg wooden crate that is on a wooden floor. (a) what total
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2. asked by Anonymous
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A 9000 kg boxcar traveling at 17.0 m/s strikes a second boxcar at rest. The two stick together and move off with a speed of 6.5
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2. asked by Anonymous
3. 1,328 views
A 9000 kg boxcar traveling at 17.0 m/s strikes a second boxcar at rest. The two stick together and move off with a speed of 6.5
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2. asked by Anonymous
3. 605 views
A 9536kg boxcar traveling at 6.8m/s strikes a second boxcar at rest. The two stick together and move off with a speed of
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2. asked by Anonymous
3. 614 views
Locomotive exert on a 12560-kg boxcar to make it accelerate forward at 0.38 m/s2. How long will it take the boxcar to reach its
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2. asked by John
3. 520 views
A boxcar of mass 250 tons at rest becomes uncoupled on a 4.0° grade. If the track is considered to be frictionless, what speed
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2. asked by seanieboy
3. 999 views
A boxcar of mass 250 tons at rest becomes uncoupled on a 4.0° grade. If the track is considered to be frictionless, what speed
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2. asked by vicky
3. 914 views
Locomotive exert on a 13160-kg boxcar to make it accelerate forward at 0.40 m/s2. How long will it take the boxcar to reach its
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2. asked by olivia
3. 550 views