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a ball is thrown vertically into the air at 120 m/s. after 3 seconds, another ball is thrown vertically. what is the velocity must the second ball have to pass the first ball at 100m from the ground?

a ball is thrown vertically into the air at 120 m/s. after 3 seconds, another ball is thrown vertically. what is the velocity must the second ball have to pass the first ball at 100m from the ground?

Grade:12th pass

1 Answers

Niraj Bishnoi
50 Points
3 years ago
Here,
100m=120t-10/2t2
Solve for t and then
place it --
s=u(t-3)-5(t-3)2
you will get value of u.
I don’t know the answer and have no idea whether it is in decimal or in fraction or a whole no. Please try to solve it on your own
 

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