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

Difference between the molar heat capacity constant pressure and that a constant volume is equal to

Question # 2

In Isochoric process there is no

Question # 3

The actual gas can behave like an ideal gas at

Question # 4

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

Question # 5

In onw cycle of a steam engine there are how many dead centres.

Question # 6

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

Question # 7

The highest efficiency of a heat engine whose low temperature is 17 oC and the high temperature of 200 oC is.

Question # 8

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

Question # 9

A heat engine with 100% efficiency would have to.

Question # 10

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

Question # 11

A convention current is the movement of fluid caused by the change in.

Question # 12

Real gases obey gas laws only at

Question # 13

Which of the following is an example of irreversible process.

Question # 14

The zero point of Kelvin scale is called.

Question # 15

if temperature eon Celsius scale is 50 oC the temperature on Fahrenheit scale will be.

Question # 16

Two stem engine A and B have their sources at 900 K and 600 K and their sinks are at 450 K and 300 K respectively.

Question # 17

Thermal conduction in metals differs from thermal conduction in insulators,. The reasons for this is that , in metals heat can be transported by.

Question # 18

During solid ficain the temperature.

Question # 19

Absolute zero may be regarded as the temperature of which

Question # 20

Which of the following should not change in isothermal operation.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 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
2 Which gas strictly obeys gas laws.
A. Hydrogen gas
B. Inert gas
C. Ideal perfect gas
D. Helium gas
3 If the temperature of the source and sink are increased by same amount the efficiency of the engine.
A. Increases
B. Decreases
C. Remains unchanged
D. May increases of decrease
4 The mechanical equivalent of heat is.
A. Physical quantity
B. Constant
C. Conversion factor
D. Zero
5 Which kind of thermodynamic process is defined as with no heat transfer into or out of a system i.e. Q =0
A. Isobaric process
B. Isochoric process
C. Isothermal process
D. Adiabatic process
6 In four stroke cycle the crank makes
A. One complete revolution
B. Two complete revolutions
C. three complete revolutions
D. Four complete reveolutions
7 How many calories of heat are required to evaporate completely 1 g of ice at 0 oC
A. 480 calories
B. 720 calories
C. 940 calories
D. 1170 calories
8 A heat engine with 100% efficiency would have to
A. Do no work
B. Be at a uniform temperature
C. Use no heat
D. Discharge at 0 oC
9 The term used for heat capacity per unit mass is.
A. Latent heat
B. Specific heat
C. Energy density
D. Specific energy
10 Pressure of a gas depends upon
A. Only on the molecular speed
B. Only on the speed of molecules on a unit volume
C. Only on the mass of molecules
D. Number of molecules mass and speed in a unit volume

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