Time remaining:
what is the moment of inertia of the propeller?

Physics
Tutor: None Selected Time limit: 1 Day

the net work done in accelerating a propeller from rest to an angular speed of 264 rad /s is 3950 J

Apr 18th, 2015

W = KE 
KE = .5 * I * w^2 

W is work 
KE is kinetic energy  
I is moment of inertia 
w is angular speed

Plug in numbers 

3950 = .5 * I * (264)^2 
I=0.11 kg * m^2

Apr 18th, 2015

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Apr 18th, 2015
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Apr 18th, 2015
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