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 heat accepted and rejected by a Carnot engine operating between two heat reservoirs defines.

Question # 2

The amount of heat needed per unit mass to raise the temperature of a system one degree at constant pressure is numerically aqual to

Question # 3

The door of an operating refrigerator in a closed room is opened after sometime the temperature of the room will be

Question # 4

Which of the following pairs represent units of the same physical quantity.

Question # 5

A mercury in glass thermometer and thermocouple thermometer are both calibrated using the same fixed point of 0 oC and 100 oc when both temperature are used to measure the temperature of a body the temperature measured on both thermometers will be exactly the same

Question # 6

A heat engine can develop efficiency equal to 100% if the temperature of the sink is

Question # 7

What type of process is the Carnot's cycle.

Question # 8

The SI unit of heat capacity is.

Question # 9

If T1 and T2 are source and sink temperature respectively Carnot efficiency is.

Question # 10

In a vacuum flask the vacuum prevents heat transfer by

Question # 11

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

Question # 12

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

Question # 13

A metallic rod is continuously heated at its two ends, The heat following through the rod does not depend upon.

Question # 14

When a solid is melting the temperature remains constant even through heat is being supplied because the

Question # 15

Which of the following is the science of measuring the heat of chemical reactions or physical changes.

Question # 16

Gas law PV = constant is for

Question # 17

When heat a supplied to a metallic sphere which one of the following changes will occur.

Question # 18

The specific heat of an ideal gas values as

Question # 19

Which of the following should not change in isothermal operation.

Question # 20

Law of increase of entropy is a result of

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 What is a thermal properly of a material that determines the quantity of energy required to change the phase of a unit mass of that substance.
A. Specific heat
B. Latent heat
C. Internal energy
D. Specific energy
2 What should be the shape of an ideal thermometer.
A. Sphereical
B. Cubical
C. Cylindrical
D. Rectangular
3 Absolute zero may be regarded as the temperature of which
A. Water freezes
B. All substances are solids
C. All gases become liquids
D. Molecular motioning a gas would ceases
4 At the temperature of -273 oC. pressure of a gas at constant volume becomes zero This specific temperature is called.
A. Freezing point
B. Critical temperature
C. Absolute zero
D. Terminal point
5 Gas exert pressure on walls of the visual because gas molecules.
A. Posses momentum
B. Have finite volume
C. Collide with each other
D. Obey gas laws
6 When the temperature of a body is equal to that of the surrounding then the body appears
A. Dull black
B. Red hot
C. In thermal equilibrium
D. To be cold
7 Change in which parameter determines the work done by a gas during adiabatic prcoess.
A. volume
B. Pressure
C. Temperature
D. Weight
8 If the specific latent heat of vaporization of oxygen is 214 kJ kg-1 how much heat will be absorbed when 3.0 kg of oxygen is boiled off at its boiling point.
A. 14 kJ
B. 64 k J
C. 140 kJ
D. 642 k j
9 Which of the following should not change in isothermal operation.
A. Heat constant
B. Volume
C. Pressure
D. Temperature
10 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

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