STION
A stone is thrown vertically upward with speed 40 m/s.
Speed of the particle after 5 s of its motion is
(g = 10 m s-2)
(1) 10 m/s
(2) 5 m/s
(3) 20 m/s
(4) Zero
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Answer:10m/s
Explanation:
For explanation see below image
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