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 term used for heat capacity per unit mass is.

Question # 3

The number of molecules or atoms in a specific volume of a gas is independent of their

Question # 4

How many calories of heat are required to evaporate completely 1 g of ice at 0 oC

Question # 5

Which of the following is the ideal gas equation.

Question # 6

Which of the following is an example of irreversible process.

Question # 7

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

Question # 8

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 # 9

A perfect gas is one whose

Question # 10

Gas law PV = constant is for

Question # 11

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

Question # 12

Mean free path in a gas is the

Question # 13

Which quantity must be the same for two bodies if they are to be in thermal equilibrium.

Question # 14

Below which temperature gas can be liquified by increasing its pressure.

Question # 15

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

Question # 16

Net change in entropy of a system in a Carnot's cycle in

Question # 17

Which of the following is an example of an irreversible process.

Question # 18

Which of the following has maximum specific heat.

Question # 19

If the pressure of a gas is doubled, then its thermal conductivity will

Question # 20

A given quantity of an ideal gas is at pressure P and temperature T What is the isothermal bulk modulus of the gas.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Which temperature is the absolute measure of temperature.
A. Thermodynamic temperature
B. Freezing point
C. Boiling point
D. Absolute zero
2 Which gas strictly obeys gas laws.
A. Hydrogen gas
B. Inert gas
C. Ideal perfect gas
D. Helium gas
3 When heat a supplied to a metallic sphere which one of the following changes will occur.
A. the mass of the sphere increases
B. The volume of the sphere increases
C. The density of the sphere increases
D. The internal energy of the sphere increases
4 The temperature which is the same in oC and oF is.
A. -20
B. -40
C. 20
D. 40
5 The ration Cv/Cp = y for a diatomic gas like air is
A. 1.29
B. 1.30
C. 1.40
D. 1.67
6 The thermal inertia of a thermodynamic system is known as its.
A. Entropy
B. Enthalpy
C. Isothermal conduction
D. Adiabatic conduction
7 What is a measure of the total energy of a thermodynamics system.
A. Entropy
B. Enthalpy
C. Randomness
D. Chaos theory
8 The SI unit of heat capacity is.
A. kg J
B. Kg J-1
C. J K-1
D. Kg J-1 K-1
9 Thermodynamics concern its primary with the
A. Measurement of quantity of heat
B. Physical effects of temperature changes
C. Conversion of heat into other energy forms
D. Behavior of gases
10 Difference between Cp and Cv is equal to
A. General gas constant
B. Planck's conatant
C. Molar gas constant
D. Boltzmann's constant

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