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8. If a moving object triples its speed, how much kinetic energy will it have? A. six times as much as before B. three times as much as before C. one third as much as before D. nine times as much as before ​

User Rmsys
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1 Answer

4 votes

D

Step-by-step explanation:

KE: 0.5mv²

when v is tripled v² is 9 times its original value

User Deanoj
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