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

Specific heat a different substances varies becouse of

Question # 2

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

Question # 3

How solid hydrogen is obtained.

Question # 4

The process is which volume of the system remains constant.

Question # 5

Which of the following is the ideal gas equation.

Question # 6

Which of the following phenomenon gives evidence of the molecular structure of mater

Question # 7

On increasing the temperature of source efficiency of Carnot engine.

Question # 8

Triple point of water in Kelvin scale is

Question # 9

What is the minimum number of thermodynamic parameters required to specify the state of gas system.

Question # 10

A diatomic gas contains only

Question # 11

If we place oure hand below a lighted lamp we feel warmer due to.

Question # 12

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

Question # 13

The ratio between the energy dissipated in some process and the heat that appears as a result is the

Question # 14

Which kind of motion is exhibited by molecules of monoatomic gas.

Question # 15

How do solar heat and light reach the Earth.

Question # 16

If the gas pressure is increased then its mean free path becomes.

Question # 17

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

Question # 18

A heat engine can develop efficiency equal to 100% if the temperature of the sink is

Question # 19

When the temperature of a body is equal to that of the surrounding then the body appears

Question # 20

Why an even Carnot engine Carnot give 100% efficiency.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Difference between Cp and Cv is equal to
A. General gas constant
B. Planck's conatant
C. Molar gas constant
D. Boltzmann's constant
2 The internal energy of monoatomic gas is.
A. 3/2 RT
B. Independent of temperature
C. In the form of K.E.
D. Partially kinetic and partially potential
3 How many calories of heat are required to evaporate completely 1 g or ice at 0 oC
A. 120 calories
B. 520 calories
C. 720 calories
D. 920 calories
4 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
5 What makes the air coming out of a punctured tyre cool.
A. Isothermal expansion
B. Adiabatic expension
C. Flow at high speed
D. Atmospheric pressure
6 What is world's average surface air temperature.
A. 5 oC
B. 10 oC
C. 15 oC
D. 20 oC
7 The gas thermometer is taken as the primary standard because.
A. Thermometers are easily reproducible
B. Readings can be accurately taken
C. No correction are necessary
D. It produces he thermodynamic scale
8 What happens to Carnot efficiency if the source temperature increases.
A. Decreases
B. Increases
C. Remain the same
D. Becomes zero
9 Which of the following should not change in isothermal operation.
A. Heat constant
B. Volume
C. Pressure
D. Temperature
10 Which of the following phenomenon gives evidence of the molecular structure of mater
A. Evaporation
B. Diffusion
C. Brownian movement
D. All of the above

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