a 15 gm bullet is fired from a gun of mass 2 kg with speed of 1000m/s . find the recoil velocity of the gun?
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by conservation of momentum
MV= mv
let M be mass of gun
V is recoil velocity of gun
m= mass of bullet
v= velocity of bullet
so
M= 2kg = 2000g...
MV = mv
2000*V = 15*1000
V= 15/2 = 7.5m/sec....
MV= mv
let M be mass of gun
V is recoil velocity of gun
m= mass of bullet
v= velocity of bullet
so
M= 2kg = 2000g...
MV = mv
2000*V = 15*1000
V= 15/2 = 7.5m/sec....
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