Question

An object is thrown vertically upwards and rises to a height of 20 m. What is the velocity with which the object was thrown upwards? (take g = 10 m/ s²) *
1 point
40 m/s
20 m/s
36 m/s
200 m/s​

Answer 1

Answer:

option 2 is correct . 20m/s

Explanation:

$u=\sqrt2gh$

h= 20m

g= 10

$\sqrt 2*20*10$

=$\sqrt400$

= 20m/s

i hope you understand