A stone of mass 50 g thrown vertically upward with
a speed of 30 m/s reaches to a maximum height
of 25 m. The magnitude of average frictional force
exerted by air during upward journey is
(1) 2 N
(2) 0.2 N
(3) 0.4 N
(4) 1.4 N
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Answers
Answered by
4
Explanation:
(2) 0.2 N is your Answer ok thanks
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Answered by
4
Answer:
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