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

When a perfect gas is supposed to expand freely in an isolated vessel the gas has undergone.

Question # 2

The gas thermometer is taken as the primary standard because.

Question # 3

Which quantity is common for systems in thermal equilibrium.

Question # 4

Under an isothermal process internal energy of the system.

Question # 5

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

Question # 6

During solid ficain the temperature.

Question # 7

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

Question # 8

Temperature of a gas is related to.

Question # 9

Which of the following can be used visualize the third law thermodynamics

Question # 10

A perfect gas is one whose

Question # 11

When all the systems taking part in a process are included, the entropy.

Question # 12

Triple point of water in Kelvin scale is

Question # 13

One calorie equals to

Question # 14

Which gas strictly obeys gas laws.

Question # 15

Woolen clothing a effective in keeping us warm because.

Question # 16

Which one of the following gases posses maximum oot mean square velocity.

Question # 17

Which of the following should not change in isothermal operation.

Question # 18

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

Question # 19

Diffusion of gases occurs because the molecules of the

Question # 20

What is the mean free path in a gas.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 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
2 Which of the following phenomenon gives evidence of the molecular structure of mater
A. Evaporation
B. Diffusion
C. Brownian movement
D. All of the above
3 In general work done on or by a gas depends on.
A. The initial state only
B. The final state only
C. The initial and final states
D. The initial state the final state and the path
4 The heat accepted and rejected by a Carnot engine operating between two heat reservoirs defines.
A. The efficiency of the working substance of the engine
B. the ideal gas scale of temperature
C. The ratio of the absolute temperature of the reservoirs
D. The thermal capacity of the working substance
5 If the temperature of the source and sink are increased by same amount the efficiency of the engine.
A. Increases
B. Decreases
C. Remains unchanged
D. May increases of decrease
6 How does heat transfer between objects.
A. From cold to hot objects
B. From hot to cold objects
C. By electromagnetic radiations
D. From hotter to hottest objects.
7 If two gases have same reduced pressure volume and temperature it is according to
A. Boyle's law
B. Charles law
C. Law of corresponding state
D. Zeroth law
8 What kind of movement is dictated by the laws of thermodynamcis.
A. Energy motion
B. Heat work
C. Light heat
D. Energy light
9 Which of the following has maximum specific heat.
A. Glass
B. Iron
C. Brass
D. Lead
10 In an isobaric process there is no.
A. Pressure change
B. Internal energy change
C. Heat exchanged
D. volume change or work done

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