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A 12,000kg railroad car traveling

A 12,000kg railroad car traveling at 12.0m/s couples with an identical car sitting on the tracks. What is the speed of the
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2. asked by Shon
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a 20,000kg railroad car is traveling at 3m/s when it collides and couples with a second, identical car at reat. What is the
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2. asked by amy
3. 722 views
A group of 4 rail cars with a total mass of 50,000kg moves at 3m/s at a stationary locomotives that has a mass of 10,000kg. What
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2. asked by MJW
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A 40,000 kg railroad car initially traveling at 10 m/s collides inelastically with a 20,000 kg railroad car intially at rest.
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2. asked by Joshua
3. 1,248 views
A 40,000 kg railroad car initially traveling at 10 m/s collides in elastically with a 20,000 kg railroad car intially at rest.
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2. asked by Anonymous
3. 1,240 views
A 40,000 kg railroad car initially traveling at 10 m/s collides inelastically with a 20,000 kg railroad car intially at rest.
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2. asked by Stan
3. 639 views
A 40,000 kg railroad car initially traveling at 10 m/s collides in elastically with a 20,000 kg railroad car intially at rest.
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2. asked by Bryan
3. 535 views
A 40,000 kg railroad car initially traveling at 10 m/s collides inelastically with a 20,000 kg railroad car intially at rest.
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2. asked by Anonymous
3. 553 views
A 40,000 kg railroad car initially traveling at 10 m/s collides inelastically with a 20,000 kg railroad car intially at rest.
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2. asked by Joshua
3. 583 views
A 40,000 kg railroad car initially traveling at 10 m/s collides inelastically with a 20,000 kg railroad car intially at rest.
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2. asked by Joshua
3. 545 views