Thermodynamics (NEET (National Eligibility cum Medical Entrance Test) Physics): Questions 11 - 16 of 86

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Question number: 11

» 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

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Question number: 12

» Thermodynamics » Thermal Equilibrium

MCQ▾

Question

A sample of gas expands from volume V 1 to V 2. The amount of work done by the gas is greatest when the expansion is

Choices

Choice (4) Response

a.

Adiabatic

b.

Isobaric

c.

Equal in all cases

d.

Isothermal

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Passage

Read the passage given below and answer the questions that follows:

In the figure n mole of a monoatomic ideal gas undergo the process ABC as shown in the P-V diagram. The process AB is isothermal and BC is isochoric. The temperature of the gas at A is T 0. Total heat given to the gas during the process ABC is measured to be Q.

Question number: 13 (1 of 3 Based on Passage) Show Passage

» Thermodynamics » Laws of Thermodynamics » First Law of Thermodynamics

MCQ▾

Question

Heat absorbed by the gas in the process BC

Choices

Choice (4) Response

a.

nRT 0

b.

6nRT 0

c.

2nRT 0

d.

3nRT 0

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Question number: 14 (2 of 3 Based on Passage) Show Passage

» Thermodynamics » Thermal Equilibrium

MCQ▾

Question

The average molar heat capacity of the gas in process ABC is

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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Question number: 15 (3 of 3 Based on Passage) Show Passage

» Thermodynamics » Laws of Thermodynamics » Second Law of Thermodynamics

MCQ▾

Question

Temperature of the gas at C is equal to

Choices

Choice (4) Response

a.

6T 0

b.

T 0

c.

3T 0

d.

2T 0

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Question number: 16

» Thermodynamics » Laws of Thermodynamics » First Law of Thermodynamics

MCQ▾

Question

During the melting of a slab of ice at 273 K and one atmospheric pressure

(1) Positive work is done on the ice-water system by the atmosphere

(2) Positive work is done by ice-water system on the atmosphere

(3) The internal energy of the ice-water system increases

(4) The internal energy of the ice-water system decreases

Select the correct answers and mark it according to the following codes:

Choices

Choice (4) Response

a.

1, 2 and 3 are correct

b.

1 and 2 ate correct

c.

2 and 4 are correct

d.

1 and 3 are correct

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