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

Under steady state the temperature of a body

Question # 2

What is the average K.E. of gas molecules at temperature equal to K.

Question # 3

The ration of Universal gas constant and Avogadro's number is called.

Question # 4

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

Question # 5

What type of process is the Carnot's cycle.

Question # 6

In an isochoric process.

Question # 7

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

Question # 8

Which thermometer is called sprint thermometer

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 of the following is a clinical thermometer.

Question # 11

Internal energy of a gas decreased when

Question # 12

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

Question # 13

In the free expansion of a perfect gas there is no.

Question # 14

Most cooking involves

Question # 15

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

Question # 16

The efficiency of Carnot engine is

Question # 17

Which of the following is a thermodynamic temperature scale.

Question # 18

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

Question # 19

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 # 20

If a gas does 10 J of external work white expanding then the change in internal energy is equal to.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Thermal conduction in metals differs from thermal conduction in insulators,. The reasons for this is that , in metals heat can be transported by.
A. Electrons
B. Lattice vibrations
C. Photons
D. Positive ions
2 if temperature eon Celsius scale is 50 oC the temperature on Fahrenheit scale will be.
A. 102 oF
B. 108 oF
C. 112 oF
D. 122 oF
3 The zero point of Kelvin scale is called.
A. Critical point
B. Terminal point
C. Absolute zero
D. Mid point
4 The SI unit of heat capacity is.
A. kg J
B. Kg J-1
C. J K-1
D. Kg J-1 K-1
5 Most cooking involves
A. Adiabatic process
B. Isothermal process
C. Isobaric process
D. Isochoric process
6 Net change in entropy of a system in a Carnot's cycle in
A. Positive
B. Negative
C. Zero
D. Infinite
7 Which of the given geometries will result in the largest convection consfficient.
A. Vertical plate
B. Diagonal plate
C. horizontal plate facing upwards
D. Horizontal plate facing downwards
8 Which of the following is defined as the amount of heat required to raise the temperature of 1 g of water by 1 oC
A. Joule
B. BTO
C. Electron volt
D. Calorie
9 Mean free path of gas molecules is inversely proportional to its.
A. Volume
B. Pressure
C. Temperature
D. Weight
10 On what factor the internal energy of a thermodynamic system depend upon.
A. History
B. State
C. Process
D. Surroundings

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