A ball is thrown vertically upwards with the speed of `19.6 ms^(-1)` from the top of building and reaches the earth in 6 s. Find the height of the building .

Explanation

Using `s=ut+(1)/(2)at^(2)`
`-h=19.6xx6+(1)/(2)xx(-9.8)xx(6)^(2)`
h=58.8m