Question

please solve the above question whose answer is 2m/3

Answer 1

Ahoy !

Given :
Let the value of the acc. due to gravity on  Planet A = g 
and g' on planet B .

g = 9 x g'

g /g' = 9 

Let h' be the height the man can jump on the Planet B

 mgh = mg'h' 

gh = g'h' 

h' = g/ g' x h 

h' = 9 x 2 

h' = 18 m 

May it helps you