By conservation of momentum, the initial recoil speed of the
rifle is:
u = 904kg * 0.0106 kg / 3.53 kg = 2.7146 m/s
The final recoil speed v is zero in a distance of d = 0.0346 m
So the rifle's acceleration is a = (0 - u^2) / 2*d = -2.7146^2 / 2*.0323
m/s^2
a = -114.07m/s^2
Answer:
The impulse is 1.89 Ns and final velocity of the golf 4.17 
Explanation:
Given:
Average force
N
Contact time
sec
Mass of golf ball
kg
(a)
Impulse is given by,


Ns
(b)
For finding the final velocity,




Therefore, the impulse is 1.89 Ns and final velocity of the golf 4.17 
Answer:
The pressure is 
Explanation:
From the question we are told that
The volume of the container is 
The mass of
is
The root-mean-square velocity is 
The root -mean square velocity is mathematically represented as

Now the ideal gas law is mathematically represented as

=> 
Where n is the number of moles which is mathematically represented as

Where M is the molar mass of
So

=> 
=> 
=> 
substituting values
=> 
=> 
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