Multiple Choice
A ventilation fan has blades 0.25 m long rotating at 20 rpm.What is the centripetal acceleration of a point on the outer tip of a blade?
A) 1.1 m/s2
B) 0.87 m/s2
C) 0.55 m/s2
D) 0.23 m/s2
Correct Answer:
Verified
Correct Answer:
Verified
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