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A fan blade rotates with angular velocity given by wz(t) = y - Bt2, where y = 6.95 rad/s and ß = 0.73 rad/s. a) Calculate the instantaneous angular acceleration a, in rad/s? at t = 2.88 s. Insert your answer correct up to at least a third decimal place. b) Calculate the average angular acceleration aav-, in rad/s^2 for the time interval t = 0 to t = 3 s. Insert your answer correct up to at least a third decimal place.

A fan blade rotates with angular velocity given by wz(t) = y - Bt2, where y = 6.95 rad/s and ß = 0.73 rad/s. a) Calculate the instantaneous angular acceleration a, in rad/s? at t = 2.88 s. Insert your answer correct up to at least a third decimal place. b) Calculate the average angular acceleration aav-, in rad/s^2 for the time interval t = 0 to t = 3 s. Insert your answer correct up to at least a third decimal place.

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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A fan blade rotates with angular velocity given by wz(t) = y - B12, where y = 6.95 rad/s and B = 0.73 rad/s. а) Calculate the instantaneous angular acceleration a, in rad/s? at t = 2.88 s. Insert your answer correct up to at least a third decimal place. b) Calculate the average angular acceleration a ap in rad/s^2 for the time interval t = 0 to t 3 s. Insert your answer correct up to at least a third decimal place.
Transcribed Image Text:A fan blade rotates with angular velocity given by wz(t) = y - B12, where y = 6.95 rad/s and B = 0.73 rad/s. а) Calculate the instantaneous angular acceleration a, in rad/s? at t = 2.88 s. Insert your answer correct up to at least a third decimal place. b) Calculate the average angular acceleration a ap in rad/s^2 for the time interval t = 0 to t 3 s. Insert your answer correct up to at least a third decimal place.
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