A UNT student has a mass of 70 kg. She runs with a speed exactly 10 m/s. Her kinetic energy is kJ. Type your answer.

Classical Dynamics of Particles and Systems
5th Edition
ISBN:9780534408961
Author:Stephen T. Thornton, Jerry B. Marion
Publisher:Stephen T. Thornton, Jerry B. Marion
Chapter14: Special Theory Of Relativity
Section: Chapter Questions
Problem 14.18P
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A UNT student has a mass of 70 kg. She runs with a speed exactly 10 m/s. Her kinetic energy is kJ.
Type your answer.
Transcribed Image Text:A UNT student has a mass of 70 kg. She runs with a speed exactly 10 m/s. Her kinetic energy is kJ. Type your answer.
In laser eye surgery, the average laser pulse power is 60 kW, and contains 1 mJ of light energy. Each laser pulse lasts
nanosecond.
Type your answer.
Transcribed Image Text:In laser eye surgery, the average laser pulse power is 60 kW, and contains 1 mJ of light energy. Each laser pulse lasts nanosecond. Type your answer.
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