Machine Gun take 10 second to fire 13 bullets with a velocity of 500 metre m/s. find the power developed by the Gun if each Bullet has a mass of 100 gram.
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Given, mass of 30 bullets = 30 x 100 = 3 kg Velocity, v = 500 m, time, t = 10 s
Power developed by the gun, P = w/t
[Here, work done by gun will be equal to the kinetic energy of all the bullets.]
P=KE/t = 1/2 m
= 3 x 500 x 500 / 2 x 10 = 37500 W
Power developed by the gun, P = w/t
[Here, work done by gun will be equal to the kinetic energy of all the bullets.]
P=KE/t = 1/2 m
= 3 x 500 x 500 / 2 x 10 = 37500 W
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