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

Advantage of using gases as thermornetic substrates is taht

Question # 2

Significant motion for the molecules of a monoatomic gas is.

Question # 3

On increasing the temperature of source efficiency of Carnot engine.

Question # 4

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

Question # 5

The law of equation of energy is applicable to the system whose constituents are.

Question # 6

Which of the following measures how quickly the thermometer liquid mainly because it

Question # 7

In an isobaric process there is no.

Question # 8

In which temperature range water decreases in volume with increasing temperature.

Question # 9

The ration Cv/Cp = y for a diatomic gas like air is

Question # 10

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

Question # 11

What is the necessary condition for Boyle's law to hold good.

Question # 12

How do solar heat and light reach the Earth.

Question # 13

A heat engine with 100% efficiency would have to.

Question # 14

A cup of coffee at 80 oC is left to cool to 30 oc if the heat capacity of the cup and coffee is 2.0 kJ k-1 how much heat is released during the cooling.

Question # 15

The process in which no heat enters or leaves the system is called.

Question # 16

An ideal engine can be 100% efficient only if its exhaust temperatute.

Question # 17

Difference between the molar heat capacity constant pressure and that a constant volume is equal to

Question # 18

What happens to Carnot efficiency if the source temperature increases.

Question # 19

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 # 20

What is world's average surface air temperature.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Thermodynamics concern its primary with the
A. Measurement of quantity of heat
B. Physical effects of temperature changes
C. Conversion of heat into other energy forms
D. Behavior of gases
2 The temperature of 1 kg of hydrogen gas is the same as that of 1 kg of helium gas if.
A. The gases have the same internal energy
B. The gas molecules occupy equal volumes
C. The gas molecules have the same root mean square speed
D. The gas molecules have same mean translational K.E.
3 In an isochoric process.
A. Volume changes
B. Pressure changes
C. Temperature changes
D. Volume remains constant
4 The behavior of the gases that can be easily liquefied is like that of the.
A. Triatomic gases
B. Ideal gases
C. Van der walls gases
D. Dia atomic gases
5 The internal energy of an isolated system
A. Is zero
B. Keeps on changing
C. Remains constant
D. Cannot be judged
6 Specific heat a different substances varies becouse of
A. Same number of molecules in unit mass
B. Different number of molecules in unit mass
C. Different K.E. of molecules in unit mass
D. Same K.E. of molecules in unit mass
7 Which of the given geometries will result in the largest convection consfficient.
A. Vertical plate
B. Diagonal plate
C. horizontal plate facing upwards
D. Horizontal plate facing downwards
8 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
9 The process is which volume of the system remains constant.
A. Isobaric process
B. Isochoric process
C. Isothermal process
D. Adiatatic process
10 Which of the following in the best container for gas during adiabatic process.
A. Copper vessel
B. Thermos flask
C. Glass container
D. Wooden container

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