1
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
The moment of inertia of a uniform circular disc of radius R and mass M about an axis touching the disc at its diameter and normal to the disc
A
$${1 \over 2}$$MR2
B
MR2
C
$${2 \over 5}M{R^2}$$
D
$${3 \over 2}M{R^2}$$
2
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Two bodies have their moments of inertia I and 2I respectively about their axis of rotation. If their kinetic energies of rotation are equal, their angular velocity will be in the ratio
A
2 : 1
B
1 : 2
C
$$\sqrt 2 :1$$
D
$$1:\sqrt 2 $$
3
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
The moment of inertia of a uniform circular disc of radius R and mass M about an axis passing from the edge of the disc and normal to the disc is
A
MR2
B
$${1 \over 2}$$ MR2
C
$${3 \over 2}$$ MR2
D
$${7 \over 2}$$ MR2
4
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
A drum of radius R and mass M, rolls down without slipping along an inclined plane of angle $$\theta $$. The frictional force
A
dissipates energy as heat
B
decreases the rotational motion
C
decreases the rotational and translation motion
D
converts translational energy to rotational energy.
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