Solution of task 10.1.4 from the collection of Kepe OE
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10.1.4
The body makes a spherical motion. At time t = 2 s, determine the cosine of the angle, which forms the instantaneous axis of rotation of the body with the axis Ox, if the angular velocity ω = π cosπt2 • i + πsin πt2 • j + 2πtk. (Answer 0.408)