AIPMT 2005 | Rotational Motion Question 63 | Physics

AIPMT 2005

MCQ (Single Correct Answer)

-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

MR²

$${1 \over 2}$$ MR²

$${3 \over 2}$$ MR²

$${7 \over 2}$$ MR²

AIPMT 2005

MCQ (Single Correct Answer)

-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

2 : 1

1 : 2

$$\sqrt 2 :1$$

$$1:\sqrt 2 $$

AIPMT 2004

MCQ (Single Correct Answer)

-1

Three particles, each of mass m gram, are situated at the vertices of an equilateral triangle ABC of side $$l$$ cm (as shown in the figure). The moment of inertia of the system about a line AX perpendicular to AB and in the plane of ABC, in gram-cm² units will be

AIPMT 2004 Physics - Rotational Motion Question 31 English

AIPMT 2004 Physics - Rotational Motion Question 31 English

$${3 \over 4}$$m$$l$$²

2m$$l$$²

$${5 \over 4}$$m$$l$$²

$${3 \over 2}$$m$$l$$²

AIPMT 2004

MCQ (Single Correct Answer)

-1

A wheel having moment of inertia 2 kg m² about its vertical axis, rotates at the rate of 60 rpm about this axis. The torque which can stop the wheel's rotation in one minute would be

$${{2\pi } \over {15}}$$ N m

$${\pi \over {12}}$$ N m

$${\pi \over {15}}$$ N m

$${\pi \over {18}}$$ N m

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