A force of 15 N is applied to a mass of 12 kg over a distance of 22 m, accelerating it from rest to a speed of 6.8 m/s. What is the efficiency of the energy transformation?

University Physics Volume 1
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Chapter7: Work And Kinetic Energy
Section: Chapter Questions
Problem 49P: An 8.0-g bullet has a speed of 800 m/s. (a) What is its kinetic energy? (b) What is its kinetic...
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A force of 15 N is applied to a mass of 12 kg over a distance of 22 m, accelerating it from rest to a speed of 6.8 m/s. What is the efficiency of the energy transformation?

 

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