# physic

A 360kg mine at rest explodes into 3 pieces x,y and z.piece x has a mass of 12kg and it moves with 90m/s .piece x has a mass off 18kg and moves with 62m/s .piece z has a mass of 6kg with unknown velocity. Calculate the unknown velocity of the 6kg piece.

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1. any information on the directions?

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posted by Steve
2. No

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posted by Rolyn
3. No, no direction

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posted by Rolyn

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