Question

@Abhisar
A man standing on a street wants to throw a book up to a boy leaning out of a window 5 m above street level.What must be the velocity the man has to throw the book so that it reaches the boy? (g=10ms-2)

Answer 1

Got it ?

Answer 2

10m/s , right?

Answer 3

Sorry i wrote the equation wrong !
\(\color{blue}{\text{Originally Posted by}}\) @Abhisar
use the equation \(\large\sf v^2=u^2-2gs\). Here, v=0, s=5. Find the value of u
\(\color{blue}{\text{End of Quote}}\)

Answer 4

and yes the answer will be 10m/s\(\color{blue}{\text{Originally Posted by}}\) @MichelleShum
10m/s , right? \(\huge\checkmark\)
\(\color{blue}{\text{End of Quote}}\)

Answer 5

yes...