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April 17, 2014

April 17, 2014

Posted by **Shelby** on Wednesday, October 31, 2012 at 12:25pm.

a) Convert the angular speed of the propeller to units of rad/s.

(b) Find the moment of inertia of the propeller about the axis of rotation.___J · s2

(c) Find the total kinetic energy of the propeller.______ J

- PHYSICS HELP! -
**bobpursley**, Wednesday, October 31, 2012 at 12:34pmThis is pretty standard question. What is it you do not understand?

For the moment of inertial figure each blade rotating about its end, then multiply by three.

KE=1/2 Itotal*w^2

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