Task 10149.

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Uploaded: 10.10.2019
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Юрий Физик seller information
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Product description


Determine how much reduced mass of the rocket, if some time after the launch of its speed is v = 69 m / s, and the relative speed of the output of the combustion products u = 30 m / s. air resistance and gravity acceleration is not considered.

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Detailed solution with a short recording conditions, laws and formulas used in the decision, the withdrawal of the calculation formula and the answer.

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Seller will give you a gift certificate in the amount of 0.11 $ for a positive review.
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