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 happens to Carnot efficiency if the source temperature increases.

Question # 2

In Isochoric process there is no

Question # 3

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

Question # 4

What is the represented by the area inside the Carnot cycle.

Question # 5

Because of second law of thermodynamics about the direction of energy flow what is possible.

Question # 6

Gas law PV = constant is for

Question # 7

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

Question # 8

How many calories of heat are required to evaporate completely 1 g of ice at 0 oC

Question # 9

Which is the heat transfer mode between an object and its environment due to circular fluid motion.

Question # 10

When a hot liquid is mixed with a cold liquid temperature of the mixture.

Question # 11

The internal energy of monoatomic gas is.

Question # 12

The normal Human body temperature in Fahrenheit scale is.

Question # 13

An immersion heater rated at 150 W is fitted into a large block of ice at 0 oC. The specific latent heat of fusionism 300 J g-1. How long does it take to melt 10 g of ice.

Question # 14

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

Question # 15

The process in which a system undergoes a change of state at constant volume.

Question # 16

If the temperature of the source and sink are increased by same amount the efficiency of the engine.

Question # 17

When ever a system is made to complete a cyclic process the work done during the complete cycle.

Question # 18

Triple point of water in Kelvin scale is

Question # 19

In the free expansion of a perfect gas there is no.

Question # 20

Which of the following is an example of irreversible process.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 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
2 Entropy of universe is increasing day by da due to.
A. Power generating processes
B. Energy used into work
C. Depletion of ozone
D. All of the above
3 On what factor the internal energy of a thermodynamic system depend upon.
A. History
B. State
C. Process
D. Surroundings
4 To which law of thermodynamics, the concept of temperature is related to.
A. Zeroth law
B. First law
C. Second law
D. Third law
5 The actual gas can behave like an ideal gas at
A. Low density and high pressure
B. High density and high pressure
C. Low density and low pressure
D. High density and low pressure
6 According to kinetic theory of gases one assumes that the collisions between molecules are.
A. Perfectly elastic
B. Perfectly inelastic
C. Partly elastic
D. Partly inelastic
7 In free expansion of a gas. the internal energy of the system.
A. Increases
B. Descreases
C. Remain unchanged
D. Becomes infinite
8 Which one of the following gases posses maximum oot mean square velocity.
A. Hydrogen
B. Oxygen
C. Nitrogen
D. Carbon dioxide
9 If the gas pressure is increased then its mean free path becomes.
A. More
B. Zero
C. Infinite
D. Less
10 Woolen clothing a effective in keeping us warm because.
A. An trapped int he wool acts as an insulator
B. Heat loss by convection and radiation is prevented
C. Wool is bad traciator and good absorber of heat
D. Wool can retain high temperatures

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