A) four times
B) thrice
C) once
D) twice
Correct Answer: A
Solution :
The formula for time of flight and horizontal ray is given by as \[g{{T}^{2}}=2R\,\tan \alpha \] \[\Rightarrow \]\[R\propto {{T}^{2}}\] .....(l) From the relation (1), if T is doubled then R will be four timesYou need to login to perform this action.
You will be redirected in
3 sec