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

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 # 2

The specific heat of a substance is a function of its

Question # 3

Which kind of motion is exhibited by molecules of monoatomic gas.

Question # 4

What is the necessary condition for Boyle's law to hold good.

Question # 5

Which of the following phenomenon gives evidence of the molecular structure of mater

Question # 6

In an isobaric process there is no.

Question # 7

When the temperature of source and sink of a heat engine become equal the entropy change will be.

Question # 8

The pressure of a goas is directly proportion to

Question # 9

The transfer of thermal energy between regions of matter due to a temperature gradient is called.

Question # 10

Under steady state the temperature of a body

Question # 11

Gas exert pressure on walls of the visual because gas molecules.

Question # 12

Which of the following is a non contacting device that intercepts and measures thermal radiation.

Question # 13

Convention is the transfer of thermal energy by means of currents in

Question # 14

Which of the given geometries will result in the largest convection consfficient.

Question # 15

On what factor the internal energy of a thermodynamic system depend upon.

Question # 16

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

Question # 17

A fixed mass of an ideal gas absorbs 1000 J of heat and expands under a constant pressure of 20 kPa from a volume of 25 x 10-3 m3 to a volume 50 x 10-3 The change internal energy of the gas is.

Question # 18

The internal energy of monoatomic gas is.

Question # 19

Which law states that a change in the internal energy of a closed thermodynamic system is equal to the difference between the heat supplied to the system and teh amount of work by the system on the surrounding.

Question # 20

The law of equation of energy is applicable to the system whose constituents are.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 The temperature of 1 kg of hydrogen gas is the same as that of 1 kg of helium gas if.
A. The gases have the same internal energy
B. The gas molecules occupy equal volumes
C. The gas molecules have the same root mean square speed
D. The gas molecules have same mean translational K.E.
2 The internal energy of an isolated system
A. Is zero
B. Keeps on changing
C. Remains constant
D. Cannot be judged
3 Which of the following should not change in isothermal operation.
A. Heat constant
B. Volume
C. Pressure
D. Temperature
4 The number of molecules or atoms in a specific volume of a gas is independent of their
A. Volume
B. Pressure
C. Size
D. Temperature
5 Which of the following is heat transfer by means of the emission or absorption of electromagnetic radiation such as sunshine.
A. Conduction or diffusion
B. Convection
C. Radiation
D. Mass transfer
6 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
7 The specific heat of liquid
A. Decreases with temperature
B. Increases with temperature
C. Remains constant with change in temperature
D. Increases with pressure
8 The normal Human body temperature in Fahrenheit scale is.
A. 32 oF
B. 40 oF
C. 98.4oF
D. 212 oF
9 Which kind of motion is exhibited by molecules of monoatomic gas.
A. Rotatory
B. Vibratory
C. Translatory
D. Random
10 The efficiency of a diesel engine is about
A. 15% to 35 5
B. 355 to 40%
C. 45% to 655
D. 505 to 65 %

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