CSIR (Council of Scientific & Industrial Research) Physical Sciences: Questions 198 - 200 of 463

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Question number: 198

» Nuclear and Particle Physics » Semiempirical Mass Formula

Appeared in Year: 2014

MCQ▾

Question

If the binding energy B of a nucleus (mass number A and charge Z) is given by,

; where, then the Z for the most stable isobar for a nucleus with is –

(December)

Choices

Choice (4) Response

a.

68

b.

92

c.

84

d.

72

Question number: 199

» Mathematical Methods of Physics » Introductory Group Theory - SU(2) and O(3)

Appeared in Year: 2014

MCQ▾

Question

Let and be complex numbers. Which of the following sets of matrices forms a group under matrix multiplication? (December)

Choices

Choice (4) Response

a.

where

b.

, where is real

c.

where

d.

Question number: 200

» Thermodynamic and Statistical Physics » Maxwell Relations

Appeared in Year: 2011

MCQ▾

Question

A system of N non – interacting spin particles is placed in external magnetic field H. The behaviour of the entropy of the system as a function of energy is given by – (December)

Choices

Choice (4) Response

a.

Entropy as a function of Energy: Choice A

Entropy as a Function of Energy: Choice A

In figure the behaviour of the entropy of the system as function of energy is given.

b.

Entropy as a function of Energy: Choice B

Entropy as a Function of Energy: Choice B

In figure the behaviour of the entropy of the system as function of energy is given.

c.

Entropy as a function of Energy: Choice C

Entropy as a Function of Energy: Choice C

In figure the behaviour of the entropy of the system as function of energy is given.

d.

 Entropy as a function of Energy: Choice D

Entropy as a Function of Energy: Choice D

In figure the behaviour of the entropy of the system as function of energy is given.

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