Задача 10505.

During level flight at a speed of 300 m / s projectile weighing 9 kg ripped in two. Most of the weight of 7 kg had a speed of 450 m / s in the direction of flight of the projectile. Determine the magnitude and direction at the speed of the projectile.

Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.

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