The kinetic energy of a body increases with time according to the law W = 9t4 J. Body mass is 2 kg. Find: the path traveled by the body during the time interval from t1 = 1 s to t2 = 3 s; the magnitude of the force applied to the body at time t2.
Detailed solution with a brief record of the conditions, formulas and laws used in the solution, derivation of the calculation formula and answer.
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20.11.2022 13:10:39
Неплохо, сам бы не додумался)