A disk (radius = 8.0 cm) that rotates about a fixed axis starts from rest and accelerates at a constant rate to an angular velocity of 4.0 rad/s in 2.0 s. What is the magnitude of the total linear acceleration of a point on the rim of the disk at the instant when the angular velocity of the disk is 1.5 rad/s?
a. 24 cm/s2
b. 16 cm/s2
c. 18 cm/s2
d. 34 cm/s2
e. 44 cm/s2
a
Physics & Space Science
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