A body performs torsional oscillations according to the law oe t cos cot Find (a) The angular velocity and the angular acceleration of the body at the moment t 0 (b) The moments of time at which the angular velocity becomes maximum

Question: A body performs torsional oscillations according to the law = oe t cos cot. Find: (a) The angular velocity and the angular acceleration of

A body performs torsional oscillations according to the law φ = φoe – βt cos cot. Find:
(a) The angular velocity φ and the angular acceleration φ of the body at the moment t = 0;
(b) The moments of time at which the angular velocity becomes maximum?

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