Physics, 27.11.2020 22:30, Gearyjames8
A circular disk of radius 2.0 m rotates, starting from rest, with a constant angular acceleration of 20.0 rad/s2. What is the tangential acceleration of a point on the edge of the disk at the instant that its angular speed is 1.0 rev/s?a. 40 m/s2.
b. 79 m/s2.
c. zero m/s2.
d. 120 m/s2.
e. 110 m/s2.
Answers: 2
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A circular disk of radius 2.0 m rotates, starting from rest, with a constant angular acceleration of...
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