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Task 10149.
Sold: 15
last one 01.03.2021
Refunds: 0
Uploaded: 10.10.2019
Content: 10149.png 27,64 kB
Refunds: 0
Uploaded: 10.10.2019
Content: 10149.png 27,64 kB
Юрий Физик
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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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