CSIR (Council of Scientific & Industrial Research) Physical Sciences: Questions 112 - 115 of 463

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Question number: 112

» Mathematical Methods of Physics » Poles, Residues & Evaluation of Integrals

Appeared in Year: 2014

MCQ▾

Question

If C is the contour defined by, the value of the signal

is – (June)

Choices

Choice (4) Response

a.

b.

0

c.

d.

Question number: 113

» Thermodynamic and Statistical Physics » Free Energy

Appeared in Year: 2013

MCQ▾

Question

Two different thermodynamic system are described by the following equations of state –

Where and are respectively the temperatures, the mole numbers and the internal energies of the two systems, and R is the gas constant. Let denote the total energy when these two systems are put in contact and attain thermal equilibrium. The ratio is – (December)

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 114

» Classical Mechanics » Special Theory of Relativity » Relativistic Kinematics

Appeared in Year: 2014

MCQ▾

Question

In a measurement of the viscous drag force experiment by spherical particles in a liquid, the force is found to be proportional to ; where is the measured value of each particle. If V is measured to be , with an uncertainty of , the resulting relative percentage uncertainty in measured force is – (December)

Choices

Choice (4) Response

a.

6

b.

c.

d.

3

Question number: 115

» Classical Mechanics » Periodic Motion » Normal Modes

Appeared in Year: 2014

MCQ▾

Question

A particle of mass m is moving in the potential where are positive constants. The frequency of small oscillation about a point of stable equilibrium is – (December)

Choices

Choice (4) Response

a.

b.

c.

d.

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