A bullet is fired from a gun. The force on the bullet is given by \( F=600-2 \times 10^{5} t \) where, \( F \) is in new…

A bullet is fired from a gun. The force on the bullet is given by \( F=600-2 \times 10^{5} t \) where, \( F \) is in newton and \( t \) in seconds. The force on the bullet becomes zero as soon as it leaves the barrel. What is the average impulse imparted to the bullet?