Thermodynamic and Statistical Physics [CSIR (Council of Scientific & Industrial Research) Physical Sciences]: Questions 67 - 70 of 89

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Question 67

Appeared in Year: 2019

Question MCQ▾

The pressure of a gas depends on the number density of particles and the temperature T as p = T 23 where and are positive constants. Let denote the critical temperature, critical number density and critical pressure, respectively. The ratio is equal to (December)

Choices

Choice (4)Response

a.

3

b.

4

c.

d.

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Question 68

Question MCQ▾

Two simple identical blocks with heating capacity C are at temperature and and .

What is the final temperature of the two blocks if the maximum possible work is extracted from the equilibrium process? (Marks + 3, -0.875, Time: 75 sec)

Choices

Choice (4)Response

a.

b.

c.

3

d.

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Question 69

Appeared in Year: 2020

Question MCQ▾

For an ideal gas consisting of N distinguishable particles in a volume V, the probability of finding exactly 2 particles in a volume in the limit of N, is

Choices

Choice (4)Response

a.

b.

c.

d.

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Question 70

Appeared in Year: 2022

Question MCQ▾

The position of a particle in one-dimension changes in discrete steps. With each step it moves to the right, however, the length of the step is drawn from a uniform distribution from the interval where and are positive constants. If denotes the distance from the starting point after N steps, the standard deviation for large values of N is

Choices

Choice (4)Response

a.

b.

c.

d.

Edit