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A ball thrown up vertically returns to the thrower after 6 s. Find the velocity with which it was thrown up,

A ball thrown up vertically returns to the thrower after 6 s. Find
         the velocity with which it was thrown up,

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5963 Points
2 years ago
Dear Student

u = ?
v = 0
g = –9.8 m/s^2(thrown upward)
Total time = 6 s (to go up and down)
∴ Time for upward journey 6/2 = 3s
v = u + gt
0 = u = (–9.8) × 3
u = 29.4 m/s

Thanks

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