Doubts
Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents
Sign in to save progress →
Doubts
Sign in

Rotational Motion question

2010 · Q97
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /NEET
  3. /Physics
  4. /Rotational Motion
  5. /2010 · Q97

Rotational Motion question

2010 · Q97

NEETPhysicsRotational MotionMCQ+4 / −1
From a circular disc of radius R and mass 9M, a small disc of mass M and radius R3{R \over 3}3R​ is removed concentrically. The moment of inertia of the remaining disc about an axis perpendicular to the plane of the disc and passing through its centre is
  1. A
    409{{40} \over 9}940​ MR2
  2. B
    MR2
  3. C
    4MR2
  4. D
    49{4 \over 9}94​ MR2
PreviousNext

More from Rotational Motion

  • A circular disk of moment of inertia It​ is rotating in a horizontal plane, about its symmetry axis, with a constant angular speed ωi​. Another disk of moment of inertia Ib​ is dropped coaxially onto the rotating disk.…2010 · MCQ
  • A gramophone record is revolving with an angular velocity ω. A coin is placed at a distance r from the centre of the record. The static coefficient of friction is μ. The coin will revolve with the record if2010 · MCQ
  • A thin circular ring of mass M and radius R is rotating in a horizontal plane about an axis vertical to its plane with a constant angular velocity ω. If two objects each of mass m be attached gently to the opposite ends of a…2009 · MCQ
  • Four identical thin rods each of mass M and length l, form a square frame. Moment of inertia of this frame about an axis through the centre of the square and perpendicular to its plane is2009 · MCQ
  • If F is the force acting on a particle having position vector r and τ be the torque of this force about the origin, then2009 · MCQ
  • The ratio of the radii of gyration of a circular disc to that of a circular ring, each of same mass and radius, around their respective axes is2008 · MCQ
  • A thin rod of length L and mass M is bent at its midpoint into two halves so that the angle between them is 90o. The moment of inertia of the bent rod about an axis passing through the bending point and perpendicular to the plane defined…2008 · MCQ
  • A particle of mass m moves in the XY plane with a velocity v along the straight line AB. If the angular momentum of the particle with respect to origin O is LA when it is at A and LB when it is at B, then Includes diagram2007 · MCQ