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

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

Question # 2

According to kinetic theory of gases one assumes that the collisions between molecules are.

Question # 3

A diatomic gas contains only

Question # 4

In which given process does the system always return to the original thermodynamic state.

Question # 5

The mechanical equivalent of heat is.

Question # 6

A sample of an ideal gas may i) energy adiabatically, or ii) Expand isothermally. the net flow of heat into the gas from the exterior is.

Question # 7

Absolute zero may be regarded as the temperature of which

Question # 8

The gas temperature is increased from 27 oC to 127 oC What is the ratio of mean kinetic energies.

Question # 9

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

Question # 10

Which of the following can be used visualize the third law thermodynamics

Question # 11

The internal inertia of a thermodynamics system is known as.

Question # 12

The SI unit of heat capacity is.

Question # 13

The base unit of temperature in SI is

Question # 14

A Carnot engine can be 100% efficient of the sink is at.

Question # 15

The phenomenon of Brownian motion shows that

Question # 16

Which of the following is a clinical thermometer.

Question # 17

A heat engine with 100% efficiency would have to

Question # 18

If a gas does 10 J of external work white expanding then the change in internal energy is equal to.

Question # 19

The mechanical equivalent of heat

Question # 20

The change in entropy for any reversible cycle is identically

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Two stem engine A and B have their sources at 900 K and 600 K and their sinks are at 450 K and 300 K respectively.
A. They are equally efficient
B. A is less efficient than B
C. a is more efficient than B
D. Their efficiencies cannot be determined
2 The normal Human body temperature in Fahrenheit scale is.
A. 32 oF
B. 40 oF
C. 98.4oF
D. 212 oF

3 What is the necessary condition for Boyle's law to hold good.
A. Isothermal
B. Adiabatic
C. Isobaric
D. Isochoric
4 The specific heat of liquid
A. Decreases with temperature
B. Increases with temperature
C. Remains constant with change in temperature
D. Increases with pressure
5 First law of thermodynamics is a
A. Boyle 's law
B. Charles' law
C. Law of energy conservation
D. Steffen Boltzmann law
6 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
7 Most cooking involves
A. Adiabatic process
B. Isothermal process
C. Isobaric process
D. Isochoric process
8 The term used for heat capacity per unit mass is.
A. Latent heat
B. Specific heat
C. Energy density
D. Specific energy
9 Which of the following has negative specific heat
A. Ne
B. CO2
C. O2
D. Sturated vapours
10 Which of the following should not change in an Isothermal process.
A. Volume
B. Pressure
C. Temperature
D. All of these

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