1.  Four point masses, each of value m, are placed at the corners of a square ABCD, having each side of length L. what is the moment of inertia of this system about an axis passing through A and parallel to the diagonal BD? (a) 3mL^{2} (b) 2 mL^{2} (c) _{} (d) mL^{2} Answer: (a)

2.  A thin uniform, circular ring is rolling down an inclined plane of inclination 30° without slipping. Its linear acceleration along the inclined plane will be (CBSE 92) (a) g/2 (b) g/3 (c) g/4 (d) 2g/3 Answer: (a) 
3.  The moment of inertia of a thin circular disc of mass M and radius R about any diameter is (MHCET 99) (a) _{} (b) _{} (c) MR^{2} (d) 2 MR^{2} Answer: (a) 
4.  The moment of inertia of a copper disc, rotating about an axis passing through its centre and perpendicular to its plane (a) Increases f its temperature is increased (b) Changes if its axis of rotation is changed (c) Increases if its angular velocity is increased (d) Both (a) and (b) are correct Answer: (d) 
5.  A constant torque of 31.4 Nm is applied to a pivoted wheel. If the angular acceleration of the wheel is 4p rad/s^{2}, then the moment of inertia of the wheel is (a) 1.5 kg m^{2} (b) 2.5 kg m^{2} (c) 3.5 kg m^{2} (d) 4.5 kg m^{2} Answer: (b) 
6.  A rope is wound round a hollow cylinder of mass 5 kg and radius 0.5 m. what is the angular acceleration of the cylinder if the rope is pulled with a force of 20 N? (a) 4 rad/s^{2} (b) 5 rad/s^{2} (c) 6 rad/s^{2} (d) 8 rad/s^{2} Answer: (d) 
7.  A solid cylinder of mass 20 kg, has length 1 metre and radius 0.5m. then its momentum of inertia in kg m^{2} about its geometrical axis is (a) 2.5 (b) 5 (c) 1.5 (d) 3 Answer: (a) 
8.  A wheel rotates with a constant angular acceleration of 2 rad/s^{2}. if the wheel start from rest the number of revolutions it makes in the first ten second will be approximately (MPPMT 94) (a) 8 (b) 16 (c) 24 (d) 32 Answer: (b) 
9.  The M.I. of a uniform semicircular disc of mass M and radius R about a line perpendicular to the plane of the disc and passing through the centre is (a) _{} (b) _{} (c) MR^{2} (d) _{} Answer: (a) 
10.  Dimensions of angular momentum is (MHTCET2004) (a) [M^{1}L^{2}T^{}^{2}] (b) [M^{}^{1}L^{}^{2}T^{}^{1}] (c) [M^{1}L^{2}T^{}^{2}] (d) [M^{1}L^{0}T^{}^{1}] Answer: (c) 