Q12. A stone of 5g is thrown with a velocity of 10ms ". Its kinetic energy is:
A. 50 J
B. 23
C. 2.5)
D. 0.253
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Answer:
kinetic energy is 1 m v²
2
1 x 5 x 10²
2
5 x 50
250j
Kinetic energy is 250 j
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