# Thermodynamics-Concept of Temperature (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 1 - 6 of 36

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## Question number: 1

» Thermodynamics » Concept of Temperature

MCQ▾

### Question

In the following P-V diagram two adiabatic cut two isothermals at temperatures T 1 and T 2 (figure). The value of will be

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 2

» Thermodynamics » Concept of Temperature

MCQ▾

### Question

A given system undergoes a change in which the work done by the system equals the decrease In its internal energy. The system must have undergone an

### Choices

Choice (4) Response

a.

b.

Isobaric change

c.

Isochoric change

d.

Isothermal change

## Question number: 3

» Thermodynamics » Concept of Temperature

MCQ▾

### Question

How much work to be done in decreasing the volume of an ideal gas by an amount of 2.4 × 10 -4 m 3 at normal temperature and constant normal pressure of 1 × 10 -5N/ m 2

### Choices

Choice (4) Response

a.

24 Joule

b.

25 Joule

c.

28 Joule

d.

27 Joule

## Question number: 4

» Thermodynamics » Concept of Temperature

MCQ▾

### Question

When an ideal diatomic gas is heated at constant pressure, the fraction of the heat energy supplied which increases the internal energy of the gas, is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 5

» Thermodynamics » Concept of Temperature

MCQ▾

### Question

If 300 ml of gas at 27°C is cooled to 7°C at constant pressure, then its final volume will be

### Choices

Choice (4) Response

a.

280 ml

b.

540 ml

c.

135 ml

d.

350 ml

## Question number: 6

» Thermodynamics » Concept of Temperature

MCQ▾

### Question

For an adiabatic expansion of a perfect gas, the value of is equal to

### Choices

Choice (4) Response

a.

b.

c.

d.

f Page