Engineering Board Exam Reviewer · Engineering Mechanics · easy
A wheel starts with an angular velocity of 6 rad/s and has a constant angular acceleration of 3 rad/s2. What is its angular velocity after 4 seconds?
- 18
- 72
- 9
- 12
Answer
A. 18
Solution
= 0 + t = 6 + (3)(4) = 18 rad/s.
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