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 we place oure hand below a lighted lamp we feel warmer due to.

Question # 2

To which law of thermodynamics, the concept of temperature is related to.

Question # 3

For which process is the relation Delta Q = Delta V true.

Question # 4

Pressure of a gas depends upon

Question # 5

When the temperature of source and sink of a heat engine become equal the entropy change will be.

Question # 6

What is the SI unit for thermal conductivity.

Question # 7

Most cooking involves

Question # 8

If volume of the gas doubled without changing its temperature the pressure of the gas is

Question # 9

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

Question # 10

The pressure of a gas is directly proportions to

Question # 11

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

Question # 12

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

Question # 13

A frictionless heat engine can be 100% efficient only if its exhaust temperature is

Question # 14

Which gas strictly obeys gas laws.

Question # 15

One calorie equals to

Question # 16

When a fluid in a cylinder expands through a distance 'd' against a piston of area 'A' which is exerting a constant pressure 'P' the work done is equal by.

Question # 17

Which of the following has negative specific heat

Question # 18

What is the mean free path in a gas.

Question # 19

What is the heat required in Kilo joules when the temperature of 100 g of copper is raised thgough 20 K/. Specific heat capacity of copper is 0.4 x 10-3 kg -1 k-1

Question # 20

When the temperature of a body is equal to that of the surrounding then the body appears

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Which of the following is an example of irreversible process.
A. Melting of ice
B. Work done against friction
C. Pettier heating and cooling
D. All isothermal and adiabatic changes
2 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.
A. 0.04 kJ
B. 100 KJ
C. 60 kJ
D. 160 kJ
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 In Isochoric process there is no
A. Work done
B. Internal energy change
C. Volume change or work done
D. Heat exchanged
5 How many calories of heat are required to evaporate completely 1 g of ice at 0 oC
A. 480 calories
B. 720 calories
C. 940 calories
D. 1170 calories
6 Which of the following pairs represent units of the same physical quantity.
A. Kelvin and joule
B. Kelvin and calrorie
C. Newton and calorie
D. Joule and calorie
7 The process in which a system undergoes a change of state at constant volume.
A. Isobaric process
B. Isochoric process
C. Isothermal process
D. Adiabatic process
8 In order of a cyclic heat engine operating between two heat reservoirs to be as efficient as a Carnot engine. It must be.
A. A gas engine
B. Adiabatic
C. Reversible
D. A refrigerator
9 The pressure of a goas is directly proportion to
A. Mean velocity of the molecules
B. Mean square velocity of the molecules
C. Root mean square velocity of the molecules
D. Instantaneous velocity of the molecules
10 Which temperature is the absolute measure of temperature.
A. Thermodynamic temperature
B. Freezing point
C. Boiling point
D. Absolute zero

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