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

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 # 2

Which quantity provides a quantitative measure of disorder.

Question # 3

Let at constant temperature the pressure of an ideal gas be doubled so that the new volume is.

Question # 4

In ideal gas equation PV = nRT , R is

Question # 5

If the pressure in a closed vessel is reduced by drawing some gas the mean free path of the gas molecules.

Question # 6

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

Question # 7

Which thermometer is called sprint thermometer

Question # 8

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

Question # 9

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

Question # 10

A heat engine with 100% efficiency would have to

Question # 11

The change in entropy for any reversible cycle is identically

Question # 12

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

Question # 13

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 # 14

On increasing the temperature of source efficiency of Carnot engine.

Question # 15

According to kinetic energy of gases one assumes that the collisions between the molecules are.

Question # 16

If the gas pressure is increased then its mean free path becomes.

Question # 17

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

Question # 18

The specific heat capacity of a substance is the amount of heat required to.

Question # 19

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

Question # 20

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.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 What is the represented by the area inside the Carnot cycle.
A. Heat taken to increase the body temperature.
B. Energy loss due to leakage
C. Useful work done
D. Heat rejected by the system
2 Entropy of universe is increasing day by da due to.
A. Power generating processes
B. Energy used into work
C. Depletion of ozone
D. All of the above
3 The Fahrenheit and Kelvin scales intersect at
A. 40
B. -40
C. 140
D. -140
4 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
5 Change in which parameter determines the work done by a gas during adiabatic prcoess.
A. volume
B. Pressure
C. Temperature
D. Weight
6 The follow of heat from hot body to cold body is an example of
A. Adiabatic process
B. Isothermal process
C. Reversible process
D. Irreversible process
7 What is the average K.E. of gas molecules at temperature equal to K.
A. kt/3
B. 3/2 KT
C. 1/2 KT
D. 2/3 KT
8 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
9 In free expansion of a gas. the internal energy of the system.
A. Increases
B. Descreases
C. Remain unchanged
D. Becomes infinite
10 No entropy change is associated with
A. Isothermal process
B. Adiabatic process
C. Isochoric process
D. Isoteric process

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