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 process in which no heat enters or leaves the system is called.

Question # 2

Heat Carnot be transferred from a colder to a hotter region unless work is done This is the statement of.

Question # 3

Pressure of a gas depends upon

Question # 4

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 # 5

During solid ficain the temperature.

Question # 6

An ice making machine extracts energy at the rate of 500 W The specific latent heat of fusion of ice is 300 kj kg-1. How long does it take to freeze 2 kg of water at 0 oC.

Question # 7

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

Question # 8

When ever a system is made to complete a cyclic process the work done during the complete cycle.

Question # 9

Real gases obey gas laws only at

Question # 10

The gas thermometer is taken as the primary standard because.

Question # 11

Which of the following is a non contacting device that intercepts and measures thermal radiation.

Question # 12

When a fluid in a cylinder expands through a distance 'd' against a piston of area 'A' which is exerting a constant pressure 'P' the work done is equal by.

Question # 13

Specific heat a different substances varies becouse of

Question # 14

When a hot liquid is mixed with a cold liquid temperature of the mixture.

Question # 15

From any substance the temperature and pressure at which the material can coexist in all three states in equilibrium is called.

Question # 16

If temperature of the sink is decreased the efficiency of a Carnot engine

Question # 17

In a vacuum flask the vacuum prevents heat transfer by

Question # 18

Below which temperature gas can be liquified by increasing its pressure.

Question # 19

In an isochoric process.

Question # 20

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

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 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
2 An inflated tyre suddenly bursts As a result of this temperature of the surrounding
A. Increases
B. Descreases
C. Remains constant
D. May increase or decrease
3 If the pressure of a gas is doubled, then its thermal conductivity will
A. Increases
B. Decreases
C. Remain constant
D. Be zero
4 To which law of thermodynamics, the concept of temperature is related to.
A. Zeroth law
B. First law
C. Second law
D. Third law
5 In Isochoric process there is no
A. Work done
B. Internal energy change
C. Volume change or work done
D. Heat exchanged
6 The ratio between the energy dissipated in some process and the heat that appears as a result is the
A. Specific heat
B. Mechanical equivalent of heat
C. Kilocalories
D. Triple point
7 Why an even Carnot engine Carnot give 100% efficiency.
A. We cannot find ideal sources
B. We cannot eliminate friction
C. We cannot reach absolute zero temperature
D. We cannot remove heat
8 In order of a cyclic heat engine operating between two heat reservoirs to be as efficient as a Carnot engine. It must be.
A. A gas engine
B. Adiabatic
C. Reversible
D. A refrigerator
9 Which of the following can be used visualize the third law thermodynamics
A. Light
B. Heat
C. Water
D. All of these
10 One calorie equals to
A. 1.2 J
B. 2.2 J
C. 3.2 J
D. 4.2 J

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