A ball is projected upwards from the ground with an initial speed u .The ball is at a height of 160 m twice within the time of 4 s, then the initial speed u is
(a) 20 m
(b) 40 m
(c) 60 m
(d) 80 m
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A option is the correct option for you.
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Tanu i did not get the question properly... Is it written well?
manglamarya786:
Here is your answer....
60 m/s but how i can attach solution ..there is no any option to attach it
I m so sorry
they are m/s
Yes...do u want solution
But i am unable to attach that here i dont know why
oh okay I get the solution
I got it
Okay
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