How fast is the car moving after 50 m? - ProProfs Discuss
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How fast is the car moving after 50 m?

A car having a mass of 500 kg is initially at rest. A constant 1,000 N net force acts on the car over a distance of 50 m, causing the car to speed up. After it travels 50 m, the car moves with constant velocity.

1. 24 m/s

2. 14 m/s

3. 34 m/s

4. None of the above.

Asked by Kmtrinidad, Last updated: Apr 03, 2024

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1 Answer

John Smith

John Smith

John Smith
John Smith

Answered May 10, 2017

14 m/s

The total work changes the cars kinetic energy (KE). Initially, the car is at rest, so its KE is zero. After traveling a distance of 50 m, the car moves with some unknown speed v,
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