0%)Problenll: A uniforma flatdisk ofradaus Rand mass 2Mis pivoted at point P. A
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Question
0%)Problenll: A uniforma flatdisk ofradaus Rand mass 2Mis pivoted at point P. A point mass of 1/2 Mis attached to the edge of the disk 2M R M otheexpertta.com 33% Part (a) Calculate the moment of inertia leu of the disk (without the pont mass) with respect to the central axis of the disk, in terms of Mand R 33% Part (b) Calculate he n ment of nerta 1, of the disk (without the pont mass) vith respect to po nt P, tn terms of Mand R 33% Part (c) Calculate he otal ment oft ertaa ls of the dik with the point mass with respect to po nt P n terms of Mand R. Grade Summary Deductions Potential 100% Late work % 50%Explanation / Answer
a)
Icm = (1/2)*(2M)*R^2
= MR^2
b)
Ip = Icm + (2M)*R^2
= MR^2 + 2MR^2
= 3MR^2
c)
It = Ip + (M/2)*(2R)^2
= 3MR^2 + 2MR^2
= 5MR^2
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