Solution of task 14.2.12 from the collection of Kepe OE

Solution of task 14.2.12 from the collection of Kepe OE

14.2.12
The disk of radius R = 0,4 m rotates with angular velocity? = 25 rad / s. Along the rim of the disc
The point M moves according to the law s = 1 + 2t2. Determine the momentum modulus of this
Point at the time t = 2 s, if its mass m = 1 kg. (Answer 18)

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