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

Change in which parameter determines the work done by a gas during adiabatic prcoess.

Question # 2

Below which temperature gas can be liquified by increasing its pressure.

Question # 3

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

Question # 4

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 # 5

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

Question # 6

A heat engine with 100% efficiency would have to.

Question # 7

The ration of Universal gas constant and Avogadro's number is called.

Question # 8

What is the triple point of water.

Question # 9

Which kind of motion is exhibited by molecules of monoatomic gas.

Question # 10

The pressure of a gas is directly proportions to

Question # 11

In an isobaric process there is no.

Question # 12

Which of the following is a non contacting device that intercepts and measures thermal radiation.

Question # 13

How much lce will melt by 50,000 J of heat.

Question # 14

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 # 15

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

Question # 16

Mean free path of gas molecules is inversely proportional to its.

Question # 17

Gas exert pressure on walls of the visual because gas molecules.

Question # 18

Which following properties of molecules of a gas is same for all gases at a particular temperature.

Question # 19

At absolute zero of temperature.

Question # 20

A given mass of air occupies 12 m2 at normal atmospheric pressure if the pressure is increased to 4 times the original value without changing the temperature what volume will the air occupy.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Identify the irreversible process
A. Explosion of a bomb
B. Slow expansion of a gas
C. Slow compression of a gas
D. Slow compression of an eleastic spring
2 What should be the shape of an ideal thermometer.
A. Sphereical
B. Cubical
C. Cylindrical
D. Rectangular
3 An ideal engine can be 100% efficient only if its exhaust temperatute.
A. Equal to input temperature
B. Less than is input temperature
C. More than its input temperature
D. 0 oC
4 if temperature eon Celsius scale is 50 oC the temperature on Fahrenheit scale will be.
A. 102 oF
B. 108 oF
C. 112 oF
D. 122 oF
5 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
6 In ideal gas equation PV = nRT , R is
A. Universal gas constant
B. Avogadro's number
C. Plank's constant
D. Gravitational constant
7 Which of the following is a clinical thermometer.
A. Gas thermometer
B. Mercury thermometer
C. Alcohol thermometer
D. Radiation thermometer
8 Which of the following gases has the maximum rms speed at STP.
A. O2
B. H2
C. N2
D. CO2
9 Why an even Carnot engine Carnot give 100% efficiency.
A. We cannot find ideal sources
B. We cannot eliminate friction
C. We cannot reach absolute zero temperature
D. We cannot remove heat
10 The efficiency of a diesel engine is about
A. 15% to 35 5
B. 355 to 40%
C. 45% to 655
D. 505 to 65 %

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