- #1

NoobeAtPhysics

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## Homework Statement

We are learning momentum in physics class and I am having problems with this question.

i) An object at rest explodes into three pieces. Immediately after the explosion, two pieces have momenta given by F and A. Which vector describes the momentum of the third piece?

ii) An object at rest explodes into three pieces. Immediately after the explosion, two pieces have momenta given by B and C. Which vector describes the momentum of the third piece?

iii) An object at rest explodes into three pieces. Immediately after the explosion, two pieces have momenta given by D and E. Which vector describes the momentum of the third piece?

iv) An object moving with momentum E explodes into three pieces. Immediately after the explosion, two pieces have momenta given by V and D. Which vector describes the momentum of the third piece?

v) An object moving with momentum G explodes into three pieces. Immediately after the explosion, two pieces have momenta given by B and D. Which vector describes the momentum of the third piece?

## Homework Equations

p=m*v

## The Attempt at a Solution

i) C

ii) G

iii) A

iv) Hard one, R., I believe

v) C, I believe

/thank you/

noobe