Question

A bullet of mass 1 kg is fired from a gun of mass 10 kg. What is the recoil velocity of gun if bullet is moved with a velocity of 10 m/s.

Answer 1

Answer:

4sec is the answer hnmmmm

Answer 2

m  

1

​

v  

1

​

+m  

2

​

v  

2

​

=0

m  

1

​

v  

1

​

=−m  

2

​

v  

2

​

 

v  

1

​

=  

m  

1

​

 

−m  

2

​

v  

2

​

 

​

 

Given, m  

1

​

=10g=(  

1000

10

​

)kg,  

m  

2

​

=1 kg,

v  

2

​

=−5m/s

∴v  

1

​

=  

10/1000

+1×5

​

 

or v  

1

​

=500m/s.