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Teaching Since: | Apr 2017 |
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Questions Answered: | 12843 |
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MBA, Ph.D in Management
Harvard university
Feb-1997 - Aug-2003
Professor
Strayer University
Jan-2007 - Present
answer is 390 J please solve
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2. An 85- g arrow is fired from a bow whose string exerts an average force of 105 N on the arrow over a distance of 75 cm. What is the speed of the arrow as it leaves the bow? the answer is 43 m/s please solve
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3. A spring has a spring constant k of 88.0 N/m. How much must this spring be compressed to store 45.0J of potential energy?
answer is 1.01 m
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