A Runaway Railroad Car, with Mass 30 *10⁴ Kg, Coasts

question 19

Multiple Choice

A runaway railroad car, with mass 30 *10⁴ kg, coasts across a level track at 2.0 m/s when it collides with a spring-loaded bumper at the end of the track. If the spring constant of the bumper is 4.0 *10⁶ N/m, what is the maximum compression of the spring during the collision? (Assume the collision is elastic.)

• A) 0.77 m
• B) 0.55 m
• C) 0.34 m
• D) 1.07 m

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Definitions:

Motor Vehicle Accident

A motor vehicle accident is an incident involving a collision between one or more vehicles, potentially causing injury, death, or property damage, often subject to legal investigation for liability and damages.

Integral Part

An essential or necessary component of a whole, without which the whole would be incomplete.

Accessory To It

Being an accessory to it refers to the legal culpability of a person who assists in the commission of a crime but does not actually participate in its commission as the main perpetrator.

Motor Vehicle Accident

An incident involving a vehicle on the road, resulting in damage or injury.