Physics, asked by fathimaroohee, 8 months ago

a ball of mass 50g is thrown vertically upward with a speed of 20m/s calculate a.maximum height attained. by) time taken to reach the highest point . take g= 10m/s^2

Answers

Answered by Atαrαh
2

initial velocity ( u)=20 m/s

final velocity (v) =0

(As velocity of the object at highest point is always zero)

acceleration (g)=10 m/s

v² = u ² + 2 as

v² = u² - 2 g h

u² = 2 g h

h = u²/2 g

h= 400/20

h=20m

v= u+ at

v= u -gt

u= gt

t = u/g

t=20/10

t= 2 sec

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