Engineering Board Exam Reviewer · Engineering Mechanics · easy
A wheel starts with an angular velocity of 7 rad/s and has a constant angular acceleration of 4 rad/s2. What is its angular velocity after 5 seconds?
- 27
- 140
- 11
- 20
Answer
A. 27
Solution
= 0 + t = 7 + (4)(5) = 27 rad/s.
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