Question

A stone is dropped from the top of a tower of height h. After 1s another stone is dropped from the balcony 20 m below the top. Both reach the bottom simultaneously. What is the value of h? Take g = 10 ms-2.

Answer 1

Answer:

Explanation:

h = 1/2gt²

h -20 = 1/2 g ( t-1 )²

t = 2.5 sec

h = 1/2gt² = 3.1.25