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JEE Main PAPER - 1

JEE Main · 2018

180 questions · One at a time

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16
MCQ4 marks

Seven identical circular planar disks, each of mass M and radius R are welded symmetrically as shown. The moment of inertia of the arrangement about the axis normal to the plane and passing through the point P is:

  • A.732MR2\frac{73}{2} MR^2
  • B.1812MR2\frac{181}{2} MR^2Correct
  • C.192MR2\frac{19}{2} MR^2
  • D.552MR2\frac{55}{2} MR^2
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