A cannon fires a cannonball 500m downrange when set at a 45 degree angle. At what velocity does the cannonball leave the cannon?
1 Answer
Nov 1, 2016
Explanation:
Let the velocity of the cannonball be u m/s.The angle of projection being
If T be the time of flight then we can write net vertical displacement during this time will be zero.
The horizontal displacement during this time i.e the range will be
Given
So