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

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PPSC Physics Topic 3 Thermal Properties of Matter

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Question # 1

Which of the following thermometers is the most suitable for measuring rapidly varying temperature.

Question # 2

Woolen clothing a effective in keeping us warm because.

Question # 3

The change in entropy for any reversible cycle is identically

Question # 4

When a liquid is hated retaining its liquid sate then its molecules gain.

Question # 5

In the free expansion of a perfect gas there is no.

Question # 6

The normal Human body temperature in Fahrenheit scale is.

Question # 7

What is the average K.E. of gas molecules at temperature equal to K.

Question # 8

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

Question # 9

Why an even Carnot engine Carnot give 100% efficiency.

Question # 10

The mechanical equivalent of heat is.

Question # 11

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.

Question # 12

Difference between Cp and Cv is equal to

Question # 13

In onw cycle of a steam engine there are how many dead centres.

Question # 14

The specific heat of all gases increases with temperature at high temperature decreases at low temperature expectation is

Question # 15

The expression PV/KT represents.

Question # 16

During solid ficain the temperature.

Question # 17

The highest efficiency of a heat engine whose low temperature is 17 oC and the high temperature of 200 oC is.

Question # 18

Which of the following is a clinical thermometer.

Question # 19

The specific heat of an ideal gas values as

Question # 20

The gas thermometer is taken as the primary standard because.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Which temperature is the absolute measure of temperature.
A. Thermodynamic temperature
B. Freezing point
C. Boiling point
D. Absolute zero
2 How much lce will melt by 50,000 J of heat.
A. 120 J
B. 130 g
C. 140 J
D. 150 g
3 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
4 In an isochoric process.
A. Volume changes
B. Pressure changes
C. Temperature changes
D. Volume remains constant
5 For which process is the relation Delta Q = Delta V true.
A. Isothermal
B. Adiabatic
C. isobaric
D. Isochoric
6 In the gas equation PV =nRT , V is the volume of.
A. 1 g of gas
B. 1 L of gas
C. 1 mol of gas
D. 1 kg of gas
7 In Isochoric process there is no
A. Work done
B. Internal energy change
C. Volume change or work done
D. Heat exchanged
8 When a hot liquid is mixed with a cold liquid temperature of the mixture.
A. First decreases and then becomes constant
B. First increases and then becomes constant
C. Continuously decreaes
D. Is undefined for some time and then nearly becomes constant
9 The average K.E. of the molecules of an ideal gas in a closed rigid container is increased by a factor of 4 What happen to the pressure of the gas.
A. It remains the same
B. It increases by a factor of 2
C. It increases by a factor of 4
D. It increases by a factor of 8
10 The specific heat capacity of a substance is the amount of heat required to.
A. Raise its temperature by 1 K
B. Raise the temperature of 1 kg of the substance by 1 K
C. Melt 1 kg of the substance
D. Boil 1 kg of the substance

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