A disk of radius 1.5m initially at rest begins rotating about its center with constant angular...

Question

Question

A disk of radius 1.5m initially at rest begins rotating about its center with constant angular acceleration of 0.2 rad/s². Calculate the following:

a) The angular velocity of the disk after 4s.

b) The linear velocity of a point on the rim of the disk after 4s.

c) The amount of rotation after 4s.

Answer 1

Answer #1

(s 1,2 m = 호 0.21

Answer 2

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