What should perform mechanical work on the swimmer

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Uploaded: 29.01.2014
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Description

What kind of mechanical work must make a swimmer to overcome the drag force of water at the final interval length of 25 meters, moving at a constant speed according to the schedule of master of sports (200 meters in 1 minute 56 seconds.)? What if he is to develop mechanical power motion if the water density of 10 ^ 3 kg / m ^ 3? Factor streamlining 0.7. Middle section of the body of the swimmer 0.1 m ^ 3, the angle of attack of 25 degrees swimmer.

Additional information

Task 10213. Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.
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