question_answer

A gun of mass 10 kg fires 4 bullets per second. The mass of each bullet is 20 g and the velocity of the bullet, when it leaves the gun is \[300\text{ }m{{s}^{-1}}.\] The force required to hold the gun while firing is:

A)  6 N                                       

B)  8 N

C)  24 N                                     

D)  240 N