Man shooting a gun from a moving boat on guides

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Uploaded: 30.01.2014
Content: 10252.tif (41,33 kB)
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Description

Man shooting a gun from a moving boat in the direction of its movement. What was the speed of the boat, if it stopped after two quick successive shots? Weight boat 130 kg, weight 70 kg person, the mass of charge '20 Speed \u200b\u200bdeparture bullets and powder gases of 500 m / s.

Additional information

Task 10252. Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.
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