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

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

Question # 2

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

Question # 3

The mechanical equivalent of heat is.

Question # 4

In free expansion of a gas. the internal energy of the system.

Question # 5

The SI unit of heat capacity is.

Question # 6

What is a thermal properly of a material that determines the quantity of energy required to change the phase of a unit mass of that substance.

Question # 7

No entropy change is associated with

Question # 8

The specific heat of all gases increases with temperature at high temperature decreases at low temperature expectation is

Question # 9

Which statement about convection is correct.

Question # 10

The average K.E. of the molecules of an ideal gas in a closed rigid container is increased by a factor of 4 What happen to the pressure of the gas.

Question # 11

If the gas pressure is increased then its mean free path becomes.

Question # 12

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

Question # 13

The kinetic molecular model of matter describe matter an being made up of molecules in continuous.

Question # 14

Which one is the primary standard for temperature measurement.

Question # 15

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

Question # 16

What is the SI unit for thermal conductivity.

Question # 17

Gas law PV = constant is for

Question # 18

Which quantity must be the same for two bodies if they are to be in thermal equilibrium.

Question # 19

The phenomenon of Brownian motion shows that

Question # 20

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

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 A Carnot engine can be 100% efficient of the sink is at.
A. 0 k
B. 0 oF
C. 0 oC
D. 273 K
2 The base unit of temperature in SI is
A. Fahrenheit
B. Celsius
C. Kelvin
D. Rnakine
3 For which process is the relation Delta Q = Delta V true.
A. Isothermal
B. Adiabatic
C. isobaric
D. Isochoric
4 Which of the following can be used visualize the third law thermodynamics
A. Light
B. Heat
C. Water
D. All of these
5 Thermodynamics deals with
A. Isolated systems
B. The interactions among various parts of the system
C. The microscopic behavior of a system
D. The interactions between system and surrounding
6 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
7 Which one of the following temperature scales is independent of the properties of any particular substance.
A. Kelvin scale
B. Gas scale
C. Thermodynamic scale
D. Celsius scale
8 The practical efficiency of a heat engine is
A. 25% to 30.5 %
B. 35% to 45%
C. 30% to 45%
D. 15% to 25%
9 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
A. 0.4 kj
B. 0.8 kj
C. 400 kj
D. 800 kj
10 Which one is the primary standard for temperature measurement.
A. Resistance thermometer
B. Mercury in glass thermometer
C. Constant volume gas thermometer
D. Pyrometer

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