Thermodynamic and Statistical Physics-Classical and Quantum Statistics (CSIR Physical Sciences): Questions 1 - 2 of 4

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Question number: 1

» Thermodynamic and Statistical Physics » Classical and Quantum Statistics

Appeared in Year: 2013

MCQ▾

Question

For temperature T1 > T2, the qualitative temperature dependence of the probability distribution F(v) of the speed v of molecule in three dimensions is correctly represented by the following figure: (June)

Choices

Choice (4) Response

a.

Probability distribution of speed vs speed: Choice A

Probability Distribution of Speed vs Speed: Choice A

In figure the qualitative temperature dependence of the probability distribution of speed of molecule in three dimensions is represented.

b.

Probability distribution of speed vs speed: Choice B

Probability Distribution of Speed vs Speed: Choice B

In figure the qualitative temperature dependence of the probability distribution of speed of molecule in three dimensions is represented.

c.

Probability distribution of speed vs speed: Choice C

Probability Distribution of Speed vs Speed: Choice C

In figure the qualitative temperature dependence of the probability distribution of speed of molecule in three dimensions is represented.

d.

Probability distribution of speed vs speed: Choice D

Probability Distribution of Speed vs Speed: Choice D

In figure the qualitative temperature dependence of the probability distribution of speed of molecule in three dimensions is represented.

Question number: 2

» Thermodynamic and Statistical Physics » Classical and Quantum Statistics

Appeared in Year: 2014

MCQ▾

Question

Let y=12(x1+x2)μ ; where x1 and x2 are independent and identically distributed Gaussian random variables of mean μ and standard deviation σ . Then y4σ4 is – (June)

Choices

Choice (4) Response

a.

1

b.

12

c.

34

d.

14

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