Solution: A CD-ROM is accelerated from rest with constant angular acceleration αo.Find the time for the disk to complete the first full loop. [a] t = 1/2  (αo2 ) [b] t = 2π/αo [c] t = 4π/αo [d] t = (2π/αo)1/2 [e] t = (4π/αo)1/2

Problem

A CD-ROM is accelerated from rest with constant angular acceleration αo.Find the time for the disk to complete the first full loop.

[a] t = 1/2  (αo)

[b] t = 2π/αo

[c] t = 4π/αo

[d] t = (2π/αo)1/2

[e] t = (4π/αo)1/2