Physics, asked by monu189, 1 year ago

A bullet of mass 75 gram is fired with a muzzle velocity of 400 metre per second from a gun of 7th from calculate the velocity of gun

Answers

Answered by Kanagasabapathy
1
upMass (m) =75 g=75x10^-3kg
(P is momentum, the rifle has mass M and velocity V while the bullet has mass m and velocity v)

P (initial)=P (final) = 0

P (bullet) = P (rifle)

mv = MV

V = mv/

So, recoil velocity =75 X 10^-3 X 400/1=30m/s

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