A wheel accelerates uniformly from rest to 2000 r.p.m. in 20 seconds. – McqOptions

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1.	A wheel accelerates uniformly from rest to 2000 r.p.m. in 20 seconds. What is its angular acceleration?
A.	10.475 rad/s<sup>2</sup>
B.	12 rad/s<sup>2</sup>
C.	14 rad/s<sup>2</sup>
D.	15 rad/s<sup>2</sup>
Answer» B. 12 rad/s<sup>2</sup>

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