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A disc of mass M and radius R is rolling with angular speed omega on a horizontal plane. The magnitude of the disc about the origin is: ½ MR 2 omega MR omega 3/2 MR 2 omega 2MR 2 omega figure attached

A disc of mass M and radius R is rolling with angular speed omega on a horizontal plane. The magnitude of the disc about the origin is:
  1. ½ MR2omega
  2. MRomega
  3. 3/2 MR2omega
  4. 2MR2omega
figure attached

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2 Answers

Tony Abraham
27 Points
9 years ago
the reqirement is not well specified ,
if it is angular momentum then the answer is
mr2/2omega
 
Himanshu gupta
30 Points
6 years ago
The Question is well specified...L=mR^2w+IW=mR^2w+(mR^2/2)w=(3/2mR^2)wWish u luck, Future IITian..Himanshu gupta

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