Asked by ABAINEH
a stone is thrown vertically upward with velocity of 60m/s . After 8 second what is the magnitude and direction of the velocity of a stone ?(Use =10m/s2) A. 40m/s up ward B. 160m/s up ward C. 20m/s down ward D. 200m/s horizontally
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Answered by
GPT-5 mini
Take upward as positive. v = u + at = 60 + (−10)(8) = 60 − 80 = −20 m/s.
Magnitude = 20 m/s, direction = downward. Answer: C.
Magnitude = 20 m/s, direction = downward. Answer: C.
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