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

The practical efficiency of a heat engine is

Question # 2

The ideal thermal efficiency of a cyclic heat engine is limited by

Question # 3

In an isochoric process.

Question # 4

Gas exert pressure on walls of the visual because gas molecules.

Question # 5

Which of the following is a clinical thermometer.

Question # 6

The pressure necessary to liquify a gas at the critical temperature is called.

Question # 7

The internal inertia of a thermodynamics system is known as.

Question # 8

The behavior of the gases that can be easily liquefied is like that of the.

Question # 9

Which of the following should not change in isothermal operation.

Question # 10

When heat a supplied to a metallic sphere which one of the following changes will occur.

Question # 11

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

Question # 12

The efficiency of Carnot engine is

Question # 13

When a liquid is hated retaining its liquid sate then its molecules gain.

Question # 14

In general work done on or by a gas depends on.

Question # 15

Which kind of thermodynamic process is defined as with no heat transfer into or out of a system i.e. Q =0

Question # 16

The volume of a goas at constant pressure is directly proportional to the temperature as measured on the.

Question # 17

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 # 18

The heat required to sublime one mole of the substance at standard temperature and pressure is called.

Question # 19

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

Question # 20

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

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 What happens to internal energy of a piece of lead when hammered.
A. Increases
B. Decreases
C. Remains unchanged
D. Becomes zero
2 Efficiency of a Carnot engine depends on
A. Temperature
B. Pressure
C. Volume
D. The nature of working substance
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 An immersion heater rated at 150 W is fitted into a large block of ice at 0 oC. The specific latent heat of fusionism 300 J g-1. How long does it take to melt 10 g of ice.
A. 5 s
B. 10 s
C. 15 s
D. 20 s
5 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
6 Entropy of universe is increasing day by da due to.
A. Power generating processes
B. Energy used into work
C. Depletion of ozone
D. All of the above
7 The process in which a system undergoes a change of state at constant volume.
A. Isobaric process
B. Isochoric process
C. Isothermal process
D. Adiabatic process
8 For which process is the relation Delta Q = Delta V true.
A. Isothermal
B. Adiabatic
C. isobaric
D. Isochoric
9 On what factor the internal energy of a thermodynamic system depend upon.
A. History
B. State
C. Process
D. Surroundings
10 Identify the irreversible process
A. Explosion of a bomb
B. Slow expansion of a gas
C. Slow compression of a gas
D. Slow compression of an eleastic spring

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