Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A machine gun is mounted on the top of a tower of height h=100 m. At what angle should the gun be inclined to cover a maximum range of firing on the ground below ?The muzzle speed of the bullet is u=150ms−1 and g=10ms−2 .

A machine gun is mounted on the top of a tower of height h=100 m. At what angle should the gun be inclined to cover a maximum range of firing on the ground below ?The muzzle speed of the bullet is u=150ms−1 and g=10ms−2 .

A particle is projected with velocity 2 gh ​ so that it just clears two walls of equal height h which are at a distance of 2h from each other. Find the time of passing between the walls.