Dievsky V.A. - Solution of task D1 variant 20 (D1-20)
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Product description
D1-20 Dievskiy
The vertical descent of a parachutist of mass m occurs without an initial velocity from a height h = 200 m in the presence of an air resistance force proportional to the square of the velocity, R = 3mv2. Determine the speed of the paratrooper at the time of landing.