Question

a ball thrown velocity upward with a speed of 20m/s from the top of the tower teaches the earth in 8sec. find the height of the tower. take g=10​

Answer 1

Explanation:

given

time = 8 second

gravity = 10

initial velocity,u =20m/s

height= ut+ 1/2gt^2

h=20×8+1/2×10×8^2

h= 224m

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