12. Starting from rest, a disk rotates about its central axis with constant angularacceleration. In 5.0 s, it rotates 25 rad. During that time, what are the magnitudesof (a) the angular acceleration and (b) the average angular velocity? (c) What is theinstantaneous angular velocity of the disk at the end of the 5.0 s? (d) With theangular acceleration unchanged, through what additional angle will the disk turnduring the next 5.0 s?

Given, total time, t= 5s total rotation, θ = 25 rad a) So, magnitude of angular acceleration will…

Answered: Starting from rest, a disk rotates…

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