# Classical Mechanics (CSIR (Council of Scientific & Industrial Research) Physical Sciences): Questions 44 - 48 of 69

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## Question number: 44

» Classical Mechanics » Rigid Body Dynamics - Moment of Inertia Tensor

Appeared in Year: 2012

MCQ▾

### Question

Two bodies of equal mass m are connected by a massless rigid rod of length lying in the XY – plane with the centre of the rod at the origin. If this system is rotating about the axis with a frequency , its angular momentum is – (December)

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 45

» Classical Mechanics » Special Theory of Relativity » Relativistic Kinematics

Appeared in Year: 2012

MCQ▾

### Question

What is the proper time interval between the occurrences of two events if in one inertial frame the events are separated by and occurs apart? (June)

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 46

» Classical Mechanics » Poisson Brackets

Appeared in Year: 2012

MCQ▾

### Question

The Poisson bracket has the value – (June)

### Choices

Choice (4) Response

a.

3

b.

1

c.

d.

## Question number: 47

» Classical Mechanics » Lagrangian and Hamiltonian Formalism and Equations of Motion

Appeared in Year: 2011

MCQ▾

### Question

A particle of mass ‘m’ moves inside a bowl. If the surface of the bowl is given by the equation where, is a constant, the Lagrangian of the particle is: (December)

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 48

» Classical Mechanics » Rigid Body Dynamics - Moment of Inertia Tensor

Appeared in Year: 2011

MCQ▾

### Question

An annulus of mass M made of a material of uniform density has inner and outer radii ‘a’ and ‘b’ respectively. Its principal moment of inertia along the axis of symmetry perpendicular to the plane of the annulus is: (December)

### Choices

Choice (4) Response

a.

b.

c.

d.

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