Thermodynamic and Statistical Physics-Laws of Thermodynamics (CSIR (Council of Scientific & Industrial Research) Physical Sciences): Questions 4 - 6 of 7

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Question number: 4

» Thermodynamic and Statistical Physics » Laws of Thermodynamics

Appeared in Year: 2014

MCQ▾

Question

For a particular thermodynamic system the entropy S is related to the internal energy U and volume V by Equation ; where c is a constant. The Gibbs potential Equation for this system is – (June)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Zero

d.

Equation

Question number: 5

» Thermodynamic and Statistical Physics » Laws of Thermodynamics

Appeared in Year: 2011

MCQ▾

Question

The internal energy E of a system is given byEquation , where b is a constant and other symbols have their usual meaning. The temperature of this system is equal to – (December)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 6

» Thermodynamic and Statistical Physics » Laws of Thermodynamics

Appeared in Year: 2012

MCQ▾

Question

A given quantity of gas is taken from the state Equation reversibly, by two paths, Equation directly and Equation as shown in the figure below.

PV diagram of cycle ABC

PV Diagram of Cycle ABC

In PV diagram of ABC cycle is shown.

During the process Equation the work done by the gas is 100 J and the heat absorbed is Equation . If during the process Equation the work done by the gas is Equation , the heat absorbed is – (December)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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