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

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

Question # 2

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

Question # 3

The follow of heat from hot body to cold body is an example of

Question # 4

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

Question # 5

Which one of the following gases posses maximum oot mean square velocity.

Question # 6

A heat engine with 100% efficiency would have to

Question # 7

Which thermometer is called sprint thermometer

Question # 8

The temperature of a certain substance in Celsius scale of temperature is 800 oC in Kelvin scale it is.

Question # 9

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 # 10

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

Question # 11

The product of mass and specific heat of a substance is called.

Question # 12

A gas thermometer is more sensitive than a mercury thermometer because the expansion of gas for 1 o/c rise in temperature is.

Question # 13

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

Question # 14

Which one of the following is an example of a reversible process.

Question # 15

Which law states that if two systems are in thermal equilibrium with a third system they are also in the thermal equilibrium with each other.

Question # 16

What happens to internal energy of a piece of lead when hammered.

Question # 17

Entropy of universe is increasing day by da due to.

Question # 18

Thermodynamics concern its primary with the

Question # 19

If the number of gas molecules in a cubical vessel is increase from N to 3 N then its pressure and total energy will be.

Question # 20

A standard fixed point for calibrating a thermometer is.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 What is the human body temperature in Celsius scale.
A. 30 oc
B. 36. 9 oC
C. 98. 4 oC
D. 100 oC
2 Which one of the following temperature scales is independent of the properties of any particular substance.
A. Kelvin scale
B. Gas scale
C. Thermodynamic scale
D. Celsius scale
3 The amount of heat needed per unit mass to raise the temperature of a system one degree at constant pressure is numerically aqual to
A. The specific heat
B. The specific thermal energy
C. The specific heat at constant pressure
D. the internal energy of the gas
4 Convention is the transfer of thermal energy by means of currents in
A. Pressure
B. Temperature
C. Liquids
D. Fluids
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 Under an isothermal process internal energy of the system.
A. Increases
B. Decreases
C. Remain constant
D. is Zero
7 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
8 Woolen clothing a effective in keeping us warm because.
A. An trapped int he wool acts as an insulator
B. Heat loss by convection and radiation is prevented
C. Wool is bad traciator and good absorber of heat
D. Wool can retain high temperatures
9 Andrews isothermal helps to messure
A. Boiling point
B. Boyle's temperature
C. Temperature of inversion
D. Critical temperature
10 The internal inertia of a thermodynamics system is known as.
A. Enthalpy
B. Entropy
C. Isotherm
D. Adiabatic

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