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

Which of the following thermometers is the most suitable for measuring rapidly varying temperature.

Question # 2

The efficiency of Carnot engine is

Question # 3

Entropy of universe is increasing day by da due to.

Question # 4

How solid hydrogen is obtained.

Question # 5

Advantage of using gases as thermornetic substrates is taht

Question # 6

Identify the irreversible process

Question # 7

The process in which pressure of the system remains constant.

Question # 8

The normal Human body temperature in Fahrenheit scale is.

Question # 9

Diffusion of gases occurs because the molecules of the

Question # 10

Triple point of water in Kelvin scale is

Question # 11

If the pressure in a closed vessel is reduced by drawing some gas the mean free path of the gas molecules.

Question # 12

To which law of thermodynamics, the concept of temperature is related to.

Question # 13

First law of thermodynamics is a

Question # 14

What type of process is the Carnot's cycle.

Question # 15

The gas thermometer is taken as the primary standard because.

Question # 16

The mechanical equivalent of heat

Question # 17

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

Question # 18

During solid ficain the temperature.

Question # 19

The base unit of temperature in SI is

Question # 20

What kind of movement is dictated by the laws of thermodynamcis.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 If the pressure of a gas is doubled, then its thermal conductivity will
A. Increases
B. Decreases
C. Remain constant
D. Be zero
2 When the temperature of a body is equal to that of the surrounding then the body appears
A. Dull black
B. Red hot
C. In thermal equilibrium
D. To be cold
3 What is the represented by the area inside the Carnot cycle.
A. Heat taken to increase the body temperature.
B. Energy loss due to leakage
C. Useful work done
D. Heat rejected by the system
4 Efficiency of a Carnot engine can never be 1 or 100% unless cold reservoir is at absolute temperature.
A. 0 K
B. 100 K
C. 273 K
D. 373 K
5 Significant motion for the molecules of a monoatomic gas is.
A. Rotatory
B. Vibratory
C. Translatory
D. Random
6 A heat engine can develop efficiency equal to 100% if the temperature of the sink is
A. Less than that of source
B. Equal to that of source
C. 0 K
D. 0 oC
7 Which following properties of molecules of a gas is same for all gases at a particular temperature.
A. Momentum
B. Mass
C. velocity
D. K.E.
8 Which thermometer is called sprint thermometer
A. Alcohol thermometer
B. Mercury in glass thermometer
C. Gas thermometer
D. Radiation thermometer
9 The specific heat of all gases increases with temperature at high temperature decreases at low temperature expectation is
A. Oxygen gas
B. Nitrogen gas
C. Mono atomic gas
D. Dia atomic gas
10 If temperature of the sink is decreased the efficiency of a Carnot engine
A. Increases
B. Decreases
C. Remains constant
D. First increases and thend ecreases

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