Task 10144.

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The rocket, the initial mass of which is m0=1.5 kg, is launched vertically upwards. Determine the acceleration with which the rocket moves through t = 5 s after launch, if the fuel consumption rate is 0.2 kg / s, and the relative exit velocity of the combustion products is u = 80 m / s. Air resistance is ignored.

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28.06.2014 21:39:08

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