Asked by javane
A propeller slows from 490 rev/min to 177 rev/min in 3.50 s. What is its angular acceleration?
Answers
Answered by
Writeacher
http://www.jiskha.com/display.cgi?id=1290754007
Answered by
drwls
Divide the angular velocity change in RADIANS/SEC (not rpm) by the time interval required (3.20 s). The answer should be negative, with dimensions of radans/s^2
Answered by
javane
thnak you i have the equation studied now
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