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

Which of the following parameters does not characterize the thermodynamic state of matter.

Question # 2

On which of the following the kinetic theory of gases is not applicable.

Question # 3

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

Question # 4

Certain gas are called permanent gases because.

Question # 5

The mechanical equivalent of heat is.

Question # 6

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

Question # 7

A mercury in glass thermometer and thermocouple thermometer are both calibrated using the same fixed point of 0 oC and 100 oc when both temperature are used to measure the temperature of a body the temperature measured on both thermometers will be exactly the same

Question # 8

Mean free path of gas molecules is inversely proportional to its.

Question # 9

Which statement about convection is correct.

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

What makes the air coming out of a punctured tyre cool.

Question # 14

Which of the following is an example of irreversible process.

Question # 15

Woolen clothing a effective in keeping us warm because.

Question # 16

Difference between Cp and Cv is equal to

Question # 17

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

Question # 18

Efficiency of a Carnot engine can never be 1 or 100% unless cold reservoir is at absolute temperature.

Question # 19

Which of the following is the ideal gas equation.

Question # 20

If volume of the gas doubled without changing its temperature the pressure of the gas is

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Mean free path of gas molecules is inversely proportional to its
A. Volume
B. Pressure
C. Temperature
D. Size
2 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.
A. It remains the same
B. It increases by a factor of 2
C. It increases by a factor of 4
D. It increases by a factor of 8
3 What is a measure of the total energy of a thermodynamics system.
A. Entropy
B. Enthalpy
C. Randomness
D. Chaos theory
4 The internal inertia of a thermodynamics system is known as.
A. Enthalpy
B. Entropy
C. Isotherm
D. Adiabatic
5 A sample of an ideal gas may i) energy adiabatically, or ii) Expand isothermally. the net flow of heat into the gas from the exterior is.
A. Positive is each case
B. Negative for i) and positive for ii)
C. Zero for i) and positive for ii)
D. Positive for i) and negative for ii)
6 Temperature of a system remains constant in
A. Adiabatic process
B. Isobaric process
C. Isothermal process
D. Isochoric process
7 Which of the following should not change in an Isothermal process.
A. Volume
B. Pressure
C. Temperature
D. All of these
8 According to kinetic energy of gases one assumes that the collisions between the molecules are.
A. Perfectly elastic
B. Perfectly inelastic
C. Partly elastic
D. Partly inelastic
9 The ration Cv/Cp = y for a diatomic gas like air is
A. 1.29
B. 1.30
C. 1.40
D. 1.67
10 The efficiency of Carnot engine is
A. Less than one
B. Zero
C. Greeter than one
D. Infinite

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