HVAC · Practice-Exam-1 · Problem 75
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HVAC · Practice-Exam-1 · Problem 75
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Problem: The output shaft of an engine accelerates from a thousand rpm at idle to 6,000 rpm at redline in 5 seconds.
Key step: You know, where is it 360 degrees?
Watch out: And we don't want to get into the derivations.
Result: So the rotational acceleration alpha equals 523.6 over 5 seconds, which is 104.7 radians per second squared.
✅ Answer: A
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