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

00:00
Question # 1

The heat required to sublime one mole of the substance at standard temperature and pressure is called.

Question # 2

The gas thermometer is taken as the primary standard because.

Question # 3

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

Question # 4

Which law states that two given samples of an ideal gas at the same temperature pressure and volume contain the same number of molecules.

Question # 5

Efficiency of a Carnot engine can never be 1 or 100% unless cold reservoir is at absolute temperature.

Question # 6

What is the SI unit for thermal conductivity.

Question # 7

What is a measure of the total energy of a thermodynamics system.

Question # 8

A standard fixed point for calibrating a thermometer is.

Question # 9

Heat Carnot be transferred from a colder to a hotter region unless work is done This is the statement of.

Question # 10

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

Question # 11

A gas thermometer is more sensitive than a mercury thermometer because the expansion of gas for 1 o/c rise in temperature is.

Question # 12

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

Question # 13

What is the represented by the area inside the Carnot cycle.

Question # 14

What is the minimum number of thermodynamic parameters required to specify the state of gas system.

Question # 15

Which of the following measures how quickly the thermometer liquid mainly because it

Question # 16

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

Question # 17

What is the triple point of water.

Question # 18

The efficiency of Carnot engine is

Question # 19

By definition a gas is said to be have undergone adiabatic compressing when

Question # 20

The thermal inertia of a thermodynamic system is known as its.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 A heat engine can develop efficiency equal to 100% if the temperature of the sink is
A. Less than that of source
B. Equal to that of source
C. 0 K
D. 0 oC
2 What is the triple point of water.
A. 273 .15 K
B. 0 K
C. 100 K
D. 0 oC
3 On what factor the internal energy of a thermodynamic system depend upon.
A. History
B. State
C. Process
D. Surroundings
4 When all the systems taking part in a process are included, the entropy.
A. Decreases
B. Either remains constant of increases
C. Either remains constant or decreases
D. Remains constnat
5 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
6 In which thermodynamic process enthalpy of the system remains constant.
A. Isenthalpic process
B. Isolated process
C. Isobaric process
D. Isochoric process
7 The thermal inertia of a thermodynamic system is known as its.
A. Entropy
B. Enthalpy
C. Isothermal conduction
D. Adiabatic conduction
8 Mean free path in a gas is the
A. Distance travelled by a molecule before hitting a wall
B. Average distance travelled by a molecule in one second
C. Average distance travelled between molecules between any two successive collisions
D. Root mean square velocity
9 The base unit of temperature in SI is
A. Fahrenheit
B. Celsius
C. Kelvin
D. Rnakine
10 Efficiency of a Carnot engine depends on
A. Temperature
B. Pressure
C. Volume
D. The nature of working substance

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