A bullet of mass 10g is fired from a gun of mass 6kg with velocity of 300 m/s calculate require velocity of the gun
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gun:-. bullet:-
m1= 6kg m2=10g=0.01kg
u1= 0. u1=300m/s
v=? v2 =0
initial momentum = 6*0+1/100*300
=>3kg m/s
final momentum= 6*v+1/100*0
=>6v
so recoil velocity of gun
= final momentum= -(initial momentum)
=> 6v=-3
=> v= -3/6
= -1/2m/s
m1= 6kg m2=10g=0.01kg
u1= 0. u1=300m/s
v=? v2 =0
initial momentum = 6*0+1/100*300
=>3kg m/s
final momentum= 6*v+1/100*0
=>6v
so recoil velocity of gun
= final momentum= -(initial momentum)
=> 6v=-3
=> v= -3/6
= -1/2m/s
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