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

00:00
Question # 1

Which of the following devoices are used for measuring temperature.

Question # 2

Why an even Carnot engine Carnot give 100% efficiency.

Question # 3

The efficiency of a diesel engine is about

Question # 4

The product of mass and specific heat of a substance is called.

Question # 5

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

Question # 6

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

Question # 7

What is the internal energy of a mono atomic ideal gas.

Question # 8

A given mass of air occupies 12 m2 at normal atmospheric pressure if the pressure is increased to 4 times the original value without changing the temperature what volume will the air occupy.

Question # 9

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

Question # 10

What happens to Carnot efficiency if the source temperature increases.

Question # 11

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 # 12

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

Question # 13

Which thermodynamic law state taht the entropy of a perfect system approaches zero.

Question # 14

Most cooking involves

Question # 15

Which one of the following temperature scales is independent of the properties of any particular substance.

Question # 16

Which one of the following is an example of a reversible process.

Question # 17

Gas law PV = constant is for

Question # 18

If pressure and temperature of an ideal gas is doubled and volume is halved, the number of the gas molecules.

Question # 19

In Isochoric process there is no

Question # 20

A Carnot engine has the same efficiency between (i) 100 K and 500 K and ii) T and 900 K What will be T.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 In ideal gas equation PV = nRT , R is
A. Universal gas constant
B. Avogadro's number
C. Plank's constant
D. Gravitational constant
2 Gas law PV = constant is for
A. Adiabatic change
B. Isothermal changes
C. Isobaric changes
D. Isochoric changes
3 Which one of the following is an example of a reversible process.
A. Work done against friction
B. Heat produced by current
C. Melting of ice
D. See back effect
4 The law of equation of energy is applicable to the system whose constituents are.
A. At rest
B. In orderly motion
C. in random motion
D. Moving at constant speed
5 How much lce will melt by 50,000 J of heat.
A. 120 J
B. 130 g
C. 140 J
D. 150 g
6 Temperature of a system remains constant in
A. Adiabatic process
B. Isobaric process
C. Isothermal process
D. Isochoric process
7 Which following properties of molecules of a gas is same for all gases at a particular temperature.
A. Momentum
B. Mass
C. velocity
D. K.E.
8 The phenomenon of Brownian motion shows that
A. Molecules exist and can be seen as bright dots moving about
B. Molecules moves about randomly at highs speeds
C. Smoke particles behaves as molecules
D. Smoke particles can be used as models of air molecues.
9 The mechanical equivalent of heat is.
A. Physical quantity
B. Constant
C. Conversion factor
D. Zero
10 The specific heat of liquid
A. Decreases with temperature
B. Increases with temperature
C. Remains constant with change in temperature
D. Increases with pressure

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