A cannon installed at the top of a hill can fire shells in

Last updated: 6/12/2023

A cannon installed at the top of a hill can fire shells in all directions There is an enemy bunker at an angle of elevation op and a distance d from the cannon All the shells fired explode in air in time T before they reach the bunker At what angle to the horizontal should a shell be fired with a speed u to explode closest to the bunker Acceleration due to gravity is g C tan tan o 2gT