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

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PPSC Physics Topic 3 Thermal Properties of Matter

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Question # 1

The practical efficiency of a heat engine is

Question # 2

The ration of Universal gas constant and Avogadro's number is called.

Question # 3

At the temperature of -273 oC. pressure of a gas at constant volume becomes zero This specific temperature is called.

Question # 4

A Carnot engine has the same efficiency between (i) 100 K and 500 K and ii) T and 900 K What will be T.

Question # 5

Which of the following has maximum specific heat.

Question # 6

Thermodynamics concern its primary with the

Question # 7

Which of the following should not change in isothermal operation.

Question # 8

If T1 and T2 are source and sink temperature respectively Carnot efficiency is.

Question # 9

How does heat transfer between objects.

Question # 10

According to kinetic energy of gases one assumes that the collisions between the molecules are.

Question # 11

What is the amount of mechanical work done to melt 1 g of ic completely

Question # 12

What is the represented by the area inside the Carnot cycle.

Question # 13

Significant motion for the molecules of a monoatomic gas is.

Question # 14

The SI unit of heat capacity is.

Question # 15

Thermodynamics deals with

Question # 16

Certain gas are called permanent gases because.

Question # 17

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

Question # 18

On which parameter internal energy of an ideal gas depends upon.

Question # 19

A heat engine with 100% efficiency would have to

Question # 20

Which of the following is standard scale of temperature

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Which of the following is defined as the amount of heat required to raise the temperature of 1 g of water by 1 oC
A. Joule
B. BTO
C. Electron volt
D. Calorie
2 The temperature of a certain substance in Celsius scale of temperature is 800 oC in Kelvin scale it is.
A. 173 K
B. 931 K
C. 1073 K
D. 1193 K
3 Most cooking involves
A. Adiabatic process
B. Isothermal process
C. Isobaric process
D. Isochoric process
4 Diffusion of gases occurs because the molecules of the
A. Gas present in a higher concentration exerts a high pressure
B. Gases are different
C. Gasses attract each other
D. Gasses over about randomly
5 Absolute zero may be regarded as the temperature of which
A. Water freezes
B. All substances are solids
C. All gases become liquids
D. Molecular motioning a gas would ceases
6 What is the necessary condition for Boyle's law to hold good.
A. Isothermal
B. Adiabatic
C. Isobaric
D. Isochoric
7 In the gas equation PV =nRT , V is the volume of.
A. 1 g of gas
B. 1 L of gas
C. 1 mol of gas
D. 1 kg of gas
8 Which quantity must be the same for two bodies if they are to be in thermal equilibrium.
A. Internal energy
B. P.E
C. Temperature
D. Mass
9 The internal energy of an isolated system
A. Is zero
B. Keeps on changing
C. Remains constant
D. Cannot be judged
10 Which statement about convection is correct.
A. Brownian motion is a form of convection
B. Convection occurs only in gas
C. Convection results from a density change
D. Evaporation is a form of convection

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