Solution of task 13.3.11 from the collection of Kepe OE

Solution of task 13.3.11 from the collection of Kepe OE

13.3.11
A material point of mass m = 4 kg moves along a curvilinear trajectory under the action of the force F = 0,4t? + 3n.
Determine the modulus of acceleration of the point at the time t = 10 s. (Answer 1.25)

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