Question

4.
Abody is projected vertically upwards with a velocity of 19.6 m/s. The total time for which
the body will remain in the air is (Take g = 9.8m/s”)
1) 45
2) 6s
3) 9s
4) 12s





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Answer 1

Answer:

4s

Explanation:

t=u/g

=19.6/9.8

=2s. for first half journey

So,T=t+t

=2+2

=4

Answer 2

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