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Yahoo!
 3 years ago
The moment of inertia of a thin sheet of mass m and radius R about AB ?
Yahoo!
 3 years ago
The moment of inertia of a thin sheet of mass m and radius R about AB ?

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JamesJ
 3 years ago
Best ResponseYou've already chosen the best response.1Use the parallel axis theorem

Yahoo!
 3 years ago
Best ResponseYou've already chosen the best response.0I (AB) = I (CM) + m * perpendicular Distance

JamesJ
 3 years ago
Best ResponseYou've already chosen the best response.1in other words, start with the moment of inertia of the disc rotated through an axis running through the center of the disc, then apply the theorem to shift the rotation axis.

JamesJ
 3 years ago
Best ResponseYou've already chosen the best response.1No, the moment of inertia rotating a disc about its center axis is mR^2/16

JamesJ
 3 years ago
Best ResponseYou've already chosen the best response.1Whats the perpendicular distance between the CM and the axis in this problem?

JamesJ
 3 years ago
Best ResponseYou've already chosen the best response.1No, the *perpendicular* distance

JamesJ
 3 years ago
Best ResponseYou've already chosen the best response.1We want the distance which is perpendicular to the axis of rotation, as I shown on my diagram

Yahoo!
 3 years ago
Best ResponseYou've already chosen the best response.0Ok..i got it nw.....Thxxxx a lot
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