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

First law of thermodynamics is a

Question # 2

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

Question # 3

The process is which volume of the system remains constant.

Question # 4

In ideal gas equation PV = nRT , R is

Question # 5

In order of a cyclic heat engine operating between two heat reservoirs to be as efficient as a Carnot engine. It must be.

Question # 6

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

Question # 7

Which of the following is an example of an irreversible process.

Question # 8

The specific heat of a substance is a function of its

Question # 9

The efficiency of a diesel engine is about

Question # 10

When heat a supplied to a metallic sphere which one of the following changes will occur.

Question # 11

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

Question # 12

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

Question # 13

The temperature of 1 kg of hydrogen gas is the same as that of 1 kg of helium gas if.

Question # 14

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 # 15

The total gain in entropy of the working substance in a Carnot cycle is.

Question # 16

Mean free path of gas molecules is inversely proportional to its.

Question # 17

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

Question # 18

In Isochoric process there is no

Question # 19

What happens to internal energy of a piece of lead when hammered.

Question # 20

The follow of heat from hot body to cold body is an example of

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 On increasing the temperature of source efficiency of Carnot engine.
A. Increase
B. Decrease
C. First increases and then decreases
D. Does not change
2 If the specific latent heat of vaporization of oxygen is 214 kJ kg-1 how much heat will be absorbed when 3.0 kg of oxygen is boiled off at its boiling point.
A. 14 kJ
B. 64 k J
C. 140 kJ
D. 642 k j
3 Which of the following parameters does not characterize the thermodynamic state of matter.
A. Temperature
B. Pressure
C. Volume
D. work
4 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
5 Which temperature is the absolute measure of temperature.
A. Thermodynamic temperature
B. Freezing point
C. Boiling point
D. Absolute zero
6 Which of the following is a thermodynamic potential
A. Internal energy
B. Enthalpy
C. Gibb's free energy
D. All of these
7 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
8 What type of process is the Carnot's cycle.
A. Reversible
B. Irreversible
C. Neither reversible nor irreversible
D. May be reversible or irreversible
9 According to kinetic energy of gases one assumes that the collisions between the molecules are.
A. Perfectly elastic
B. Perfectly inelastic
C. Partly elastic
D. Partly inelastic
10 In a vacuum flask the vacuum prevents heat transfer by
A. Radiation only
B. Conduction only
C. Convection only
D. Conduction and convection

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