PPSC Physics Topic 3 MCQ Test With Answer

PPSC Physics lecturer test contains questions about Thermal Properties Of Matter. This topic deals with the reaction of different states of matter when studied under different levels of thermal conditions. Learning about how different types of matter behave when exposed to different temperatures has enabled physicists and scientists to invent thousands of useful items. In the PPSC Physics online test, you can attempt the type of questions that are usually asked about Thermal Properties Of Matter in the PPSC physics test. The importance of the matter and its interaction with different conditions of temperature makes it an important concept in the understanding of the subject matter of physics.

All candidates can prepare for PPSC Physics test on our free IlmKiDunya.com online test preparation portal. By taking this test, you can expand the understanding you already have of this topic. Attempt the PPSC Physics test MCQs regarding this topic right now and test your abilities!

MCQ's Test For PPSC Physics Topic 3 Thermal Properties of Matter

Try The MCQ's Test For PPSC Physics Topic 3 Thermal Properties of Matter

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PPSC Physics Topic 3 Thermal Properties of Matter

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Question # 1

No entropy change is associated with

Question # 2

Because of second law of thermodynamics about the direction of energy flow what is possible.

Question # 3

A heat engine can develop efficiency equal to 100% if the temperature of the sink is

Question # 4

Which of the following should not change in an Isothermal process.

Question # 5

The average K.E. of the molecules of an ideal gas in a closed rigid container is increased by a factor of 4 What happen to the pressure of the gas.

Question # 6

The efficiency of a diesel engine is about

Question # 7

The ideal thermal efficiency of a cyclic heat engine is limited by

Question # 8

What happens to Carnot efficiency if the source temperature increases.

Question # 9

Which of the following is standard scale of temperature

Question # 10

Which of the following is heat transfer by means of the emission or absorption of electromagnetic radiation such as sunshine.

Question # 11

A mercury thermometer has

Question # 12

Which of the following is a clinical thermometer.

Question # 13

The heat required to sublime one mole of the substance at standard temperature and pressure is called.

Question # 14

Below which temperature gas can be liquified by increasing its pressure.

Question # 15

Which of the following pairs represent units of the same physical quantity.

Question # 16

Specific heat a different substances varies becouse of

Question # 17

Which one of the following is an example of a reversible process.

Question # 18

In a vacuum flask the vacuum prevents heat transfer by

Question # 19

Net change in entropy of a system in a Carnot's cycle in

Question # 20

What is the minimum number of thermodynamic parameters required to specify the state of gas system.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 The kinetic molecular model of matter describe matter an being made up of molecules in continuous.
A. Vibratory motion
B. Random motion
C. rotatory motion
D. Linear motion
2 The gas temperature is increased from 27 oC to 127 oC What is the ratio of mean kinetic energies.
A. 3/4
B. 4/3
C. 9/10
D. 10/9
3 Which of the following is an example of an irreversible process.
A. Isothermal and adiabatic process
B. Melting of ice
C. Work done against friction
D. Pettier effect
4 During solid ficain the temperature.
A. Remains constant at the freezing point
B. Increases at the freezing point
C. Decreases at the freezing point
D. Decreases at the melting point
5 Which kind of motion is exhibited by molecules of monoatomic gas.
A. Rotatory
B. Vibratory
C. Translatory
D. Random
6 What is the necessary condition for Boyle's law to hold good.
A. Isothermal
B. Adiabatic
C. Isobaric
D. Isochoric
7 A sample of an ideal gas may i) energy adiabatically, or ii) Expand isothermally. the net flow of heat into the gas from the exterior is.
A. Positive is each case
B. Negative for i) and positive for ii)
C. Zero for i) and positive for ii)
D. Positive for i) and negative for ii)
8 The base unit of temperature in SI is
A. Fahrenheit
B. Celsius
C. Kelvin
D. Rnakine
9 The SI unit of heat capacity is.
A. kg J
B. Kg J-1
C. J K-1
D. Kg J-1 K-1
10 The specific heat capacity of the body depends upon.
A. the heat given to it
B. Mass of the body
C. Temperature raised
D. Material of the body

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