Solution of task 17.2.12 from the collection of Kepe OE

Solution of task 17.2.12 from the collection of Kepe OE

17.2.12
A uniform thin rectangular plate weighing 3 kg rotates about the axis Oz according to the law φ = 3t2. Determine the principal moment of inertia forces of the plate with respect to the Oz axis, if the size is l = 0.5 m (Answer 1.5)

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