A 5kg rifle is attached to a horizontal cable such that it will freely move neglecting friction. If the rifle is made to fire a 50g bullet with a muzzle velocity of 300m/s, what will be the velocity of the rifle as it moves opposite the direction of the bullet?   1.What is the correct formula to use to this sample problem? 2.What type of collision happen from the given situation of the sample problem? 3.Defend/Prove your answer for item number 2 4.Show your complete solution in calculating the Velocity of the Gun?

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Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: