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

Question # 2

The internal energy of monoatomic gas is.

Question # 3

What is the minimum number of thermodynamic parameters required to specify the state of gas system.

Question # 4

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

Question # 5

The change in entropy for any reversible cycle is identically

Question # 6

The transfer of thermal energy between regions of matter due to a temperature gradient is called.

Question # 7

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

Question # 8

During solid ficain the temperature.

Question # 9

The ration Cv/Cp = y for a diatomic gas like air is

Question # 10

The mechanical equivalent of heat

Question # 11

The base unit of temperature in SI is

Question # 12

Temperature of a system remains constant in

Question # 13

The specific heat of an ideal gas values as

Question # 14

Which following properties of molecules of a gas is same for all gases at a particular temperature.

Question # 15

If the pressure of a gas is doubled, then its thermal conductivity will

Question # 16

What is the heat required in Kilo joules when the temperature of 100 g of copper is raised thgough 20 K/. Specific heat capacity of copper is 0.4 x 10-3 kg -1 k-1

Question # 17

The practical efficiency of a heat engine is

Question # 18

No entropy change is associated with

Question # 19

What kind of movement is dictated by the laws of thermodynamcis.

Question # 20

A Carnot engine can be 100% efficient of the sink is at.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 During solid ficain the temperature.
A. Remains constant at the freezing point
B. Increases at the freezing point
C. Decreases at the freezing point
D. Decreases at the melting point
2 The internal energy of an isolated system
A. Is zero
B. Keeps on changing
C. Remains constant
D. Cannot be judged
3 The specific heat capacity of the body depends upon.
A. the heat given to it
B. Mass of the body
C. Temperature raised
D. Material of the body
4 The pressure of a gas is directly proportions to
A. Mean velocity of the molecules
B. Mean square velocity of the molecules
C. Root mean square velocity of the molecules
D. Instantaneous velocity of the molecules
5 The ration Cv/Cp = y for a diatomic gas like air is
A. 1.29
B. 1.30
C. 1.40
D. 1.67
6 Which of the following can be used visualize the third law thermodynamics
A. Light
B. Heat
C. Water
D. All of these
7 A convention current is the movement of fluid caused by the change in.
A. Pressure
B. Temperature
C. Densities
D. Volume
8 When a liquid is hated retaining its liquid sate then its molecules gain.
A. K.E.
B. P.E
C. Heat energy
D. Chemical energy
9 A Carnot engine has the same efficiency between (i) 100 K and 500 K and ii) T and 900 K What will be T.
A. 90 K
B. 100 K
C. 180 K
D. 200 K
10 How do solar heat and light reach the Earth.
A. By radiation
B. By convection
C. By conduction
D. By conduction and convection

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