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

Mean free path in a gas is the

Question # 2

In Isochoric process there is no

Question # 3

Internal energy of a gas decreased when

Question # 4

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

Question # 5

Which of the following is an example of irreversible process.

Question # 6

Most cooking involves

Question # 7

Which one of the following temperature scales is independent of the properties of any particular substance.

Question # 8

In which thermodynamic process enthalpy of the system remains constant.

Question # 9

Andrews isothermal helps to messure

Question # 10

Difference between Cp and Cv is equal to

Question # 11

What is the internal energy of a mono atomic ideal gas.

Question # 12

The Fahrenheit and Kelvin scales intersect at

Question # 13

A heat engine with 100% efficiency would have to

Question # 14

The temperature which is the same in oC and oF is.

Question # 15

Absolute zero may be regarded as the temperature of which

Question # 16

Significant motion for the molecules of a monoatomic gas is.

Question # 17

If the temperature of the source and sink are increased by same amount the efficiency of the engine.

Question # 18

Why an even Carnot engine Carnot give 100% efficiency.

Question # 19

The zero point of Kelvin scale is called.

Question # 20

What is the total entropy change during an reversible cycle.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Which of the following thermometers is the most suitable for measuring rapidly varying temperature.
A. Thermocouple thermometer
B. Mercury in glass thermometer
C. Alcohol in glass thermometer
D. Platinum resistance thermometer
2 Mean free path in a gas is the
A. Distance travelled by a molecule before hitting a wall
B. Average distance travelled by a molecule in one second
C. Average distance travelled between molecules between any two successive collisions
D. Root mean square velocity
3 An inflated tyre suddenly bursts As a result of this temperature of the surrounding
A. Increases
B. Descreases
C. Remains constant
D. May increase or decrease
4 Which of the following in the best container for gas during adiabatic process.
A. Copper vessel
B. Thermos flask
C. Glass container
D. Wooden container
5 Which of the following is standard scale of temperature
A. Mercury scale
B. Platinum resistance scale
C. Gas scale
D. Alcohol scale
6 If volume of the gas doubled without changing its temperature the pressure of the gas is
A. Reduced to half of original value
B. Not changed
C. Reduced to one fourth of original value
D. Doubled
7 A heat engine with 100% efficiency would have to.
A. Do no work
B. Be at uniform temperature
C. Use no heat
D. Discharge of 0 oC
8 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
9 The law of equation of energy is applicable to the system whose constituents are.
A. At rest
B. In orderly motion
C. in random motion
D. Moving at constant speed
10 Difference between the molar heat capacity constant pressure and that a constant volume is equal to
A. Root mean square velocity
B. Mean free path
C. Boltzmann's constant
D. Universal gas constant

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