Quantum Mechanics-Elementary Theory of Scattering (CSIR (Council of Scientific & Industrial Research) Physical Sciences): Questions 1 - 4 of 6

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Question number: 1

» Quantum Mechanics » Elementary Theory of Scattering » Phase Shifts

Appeared in Year: 2014

MCQ▾

Question

A double slit interference experiment uses a laser emitting light of two adjacent frequencies and . The minimum path difference between the interfering beams for which the interference pattern disappears is – (June -2014)

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 2

» Quantum Mechanics » Elementary Theory of Scattering » Born Approximation

Appeared in Year: 2013

MCQ▾

Question

In the Born approximation, the scattering amplitude for the Yukawa potential,

Is given by, (in the following ) (June)

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 3

» Quantum Mechanics » Elementary Theory of Scattering » Born Approximation

Appeared in Year: 2014

MCQ▾

Question

The scattering amplitude for the potential ; where and are positive constants, is given, in the Born approximation, by (in the following and ) – (June – 2014)

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 4

» Quantum Mechanics » Elementary Theory of Scattering » Born Approximation

Appeared in Year: 2014

MCQ▾

Question

An electron is in the ground state of a hydrogen atom. The probability that it is within the Bohr radius is approximately equal to – (June – 2014)

Choices

Choice (4) Response

a.

0.32

b.

0.90

c.

0.60

d.

0.16

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