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 a system undergoes a change of state at constant volume.

Question # 2

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

Question # 3

In general work done on or by a gas depends on.

Question # 4

The specific heat capacity of the body depends upon.

Question # 5

Which quantity provides a quantitative measure of disorder.

Question # 6

Entropy of universe is increasing day by da due to.

Question # 7

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

Question # 8

Thermodynamics deals with

Question # 9

Which of the following is an example of irreversible process.

Question # 10

The ratio between the energy dissipated in some process and the heat that appears as a result is the

Question # 11

Under an isothermal process internal energy of the system.

Question # 12

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

Question # 13

What is the amount of mechanical work done to melt 1 g of ic completely

Question # 14

The process is which volume of the system remains constant.

Question # 15

Woolen clothing a effective in keeping us warm because.

Question # 16

The specific heat of liquid

Question # 17

A heat engine with 100% efficiency would have to.

Question # 18

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

Question # 19

Which thermodynamic law state taht the entropy of a perfect system approaches zero.

Question # 20

On increasing the temperature of source efficiency of Carnot engine.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Which following properties of molecules of a gas is same for all gases at a particular temperature.
A. Momentum
B. Mass
C. velocity
D. K.E.
2 The zero point of Kelvin scale is called.
A. Critical point
B. Terminal point
C. Absolute zero
D. Mid point
3 If a gas does 10 J of external work white expanding then the change in internal energy is equal to.
A. 0 J
B. 10 J
C. -10 J
D. 100 J
4 The temperature which is the same in oC and oF is.
A. -20
B. -40
C. 20
D. 40
5 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.
A. It remains the same
B. It increases by a factor of 2
C. It increases by a factor of 4
D. It increases by a factor of 8
6 Net change in entropy of a system in a Carnot's cycle in
A. Positive
B. Negative
C. Zero
D. Infinite
7 Andrews isothermal helps to messure
A. Boiling point
B. Boyle's temperature
C. Temperature of inversion
D. Critical temperature
8 Which of the following should not change in isothermal operation.
A. Heat constant
B. Volume
C. Pressure
D. Temperature
9 If T1 and T2 are source and sink temperature respectively Carnot efficiency is.
A. T1+T2/T1
B. T1-T2/T1
C. T1+T2/T2
D. T1-T2/T2
10 What happen to entropy in an irreversible cycle.
A. No gain in entropy
B. No change in entropy
C. Loss of entropy
D. A net gain of entropy

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