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 pressure of the system remains constant.

Question # 2

Identify the irreversible process

Question # 3

The specific heat capacity of a substance is the amount of heat required to.

Question # 4

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

Question # 5

What is the triple point of water.

Question # 6

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

Question # 7

Which law states that a change in the internal energy of a closed thermodynamic system is equal to the difference between the heat supplied to the system and teh amount of work by the system on the surrounding.

Question # 8

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

Question # 9

Which of the following should not change in isothermal operation.

Question # 10

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

Question # 11

A heat engine with 100% efficiency would have to.

Question # 12

The efficiency of a diesel engine is about

Question # 13

What happens to Carnot efficiency if the source temperature increases.

Question # 14

A perfect gas is one whose

Question # 15

Which law states that two given samples of an ideal gas at the same temperature pressure and volume contain the same number of molecules.

Question # 16

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 # 17

The temperature of a certain substance in Celsius scale of temperature is 800 oC in Kelvin scale it is.

Question # 18

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 # 19

No entropy change is associated with

Question # 20

A standard fixed point for calibrating a thermometer is.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 When a solid is melting the temperature remains constant even through heat is being supplied because the
A. Heat is being used to break up the intermolecular bonds
B. Solid is not absorbing any heat
C. Molecules are moving faster
D. Molecules are farther a part
2 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
3 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.
A. Half
B. Three times
C. Double
D. Four times
4 What happens to internal energy of a piece of lead when hammered.
A. Increases
B. Decreases
C. Remains unchanged
D. Becomes zero
5 The base unit of temperature in SI is
A. Fahrenheit
B. Celsius
C. Kelvin
D. Rnakine
6 Which of the following pairs represent units of the same physical quantity.
A. Kelvin and joule
B. Kelvin and calrorie
C. Newton and calorie
D. Joule and calorie
7 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
8 The specific heat of liquid
A. Decreases with temperature
B. Increases with temperature
C. Remains constant with change in temperature
D. Increases with pressure
9 The zero point of Kelvin scale is called.
A. Critical point
B. Terminal point
C. Absolute zero
D. Mid point
10 The pressure necessary to liquify a gas at the critical temperature is called.
A. Normal pressure
B. Atmospheric pressure
C. Critical pressure
D. Liquid pressure

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