# Applying the law of conservation of momentum

A particle of mass m and velocity Vo collides elastically with a particle of mass M initially at rest and is scattered through angle, A, in the center of mass system.

a) Find the final velocity of m in the laboratory system.

b) Find the fractional loss of kinetic energy of m.

https://brainmass.com/physics/conservation-of-energy/applying-the-law-of-conservation-of-momentum-5606

#### Solution Preview

a)Applying the law of conservation of momentum

<br>mvo = mvf CosA

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<br>Where vf is the final velocity of the ...

#### Solution Summary

Applying the law of conservation of momentum is achieved.

$2.19