Science, asked by jeslinnieb131106, 5 months ago

10. A 5-kg body moves with a speed of 7 m/s. What is its kinetic energy?
A. 12 J
B. 35 J
C. 122.5 J
D. 343.0 J​

Answers

Answered by AngelineSudhagar
0

Answer:

 Kinetic \:  Energy =  \dfrac{1}{2} m {v}^{2}

 =  \dfrac{1}{2} (5)(7)^{2}

 \:  =  \frac{5 \times 49}{2}  =  \frac{445}{2}  = 222.5

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