Question

a machine gun fires 360 bullets per minute .Each bullet moves with a velocity of 600m/s .if the power of gun is 5.4kw the mass of each bullet is

Answer 1

power of gun = no of bullets fired in 1 sec × kinetic energy of each bullet
5.4 ×1000 = 360/60 × 1/2 m (600)^2
m = .5 ×10^-3 kg
m = .5 g

Answer 2

Answer:

this is the answer for this question