CSIR (Council of Scientific & Industrial Research) Physical Sciences: Questions 168 - 171 of 463

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Question number: 168

» Mathematical Methods of Physics » Elements of Complex Analysis

Appeared in Year: 2014

MCQ▾

Question

Consider the function of a complex variable . The singularities of are as follows: (December)

Choices

Choice (4) Response

a.

branch points at and ; and a pole at for all .

b.

branch points at and

c.

branch points at and ; and a pole at for all other than

d.

branch points at and ; and a pole at only for .

Question number: 169

» Quantum Mechanics » Eigenvalue Problems

Appeared in Year: 2014

MCQ▾

Question

The Hamiltonian for a three – state quantum system is given by matrix, . When perturbed by where , the resulting shift in the energy eigenvalue is (December)

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 170

» Classical Mechanics » Dynamical System

Appeared in Year: 2011

MCQ▾

Question

A particle of unit mass moves in a potential, where and are positive constants. The angular frequency of small oscillations about the minimum of the potential is – (June)

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 171

» Electronics and Experimental Methods » A-D and D-a Converters

Appeared in Year: 2011

MCQ▾

Question

A signal of frequency 10 kHz is being digitized by converter. A possible sampling time which can be use is – (June)

Choices

Choice (4) Response

a.

b.

c.

d.

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