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

On what factor the internal energy of a thermodynamic system depend upon.

Question # 2

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

Question # 3

Which thermometer is called sprint thermometer

Question # 4

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

Question # 5

In free expansion of a gas. the internal energy of the system.

Question # 6

The internal energy of monoatomic gas is.

Question # 7

What is the total entropy change during an reversible cycle.

Question # 8

A diatomic gas contains only

Question # 9

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

Question # 10

If the temperature of the source and sink are increased by same amount the efficiency of the engine.

Question # 11

Which law states that if two systems are in thermal equilibrium with a third system they are also in the thermal equilibrium with each other.

Question # 12

The specific heat of an ideal gas values as

Question # 13

The process is which volume of the system remains constant.

Question # 14

A Carnot engine can be 100% efficient of the sink is at.

Question # 15

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

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

A mercury thermometer has

Question # 18

What is the necessary condition for Boyle's law to hold good.

Question # 19

Which of the following is a clinical thermometer.

Question # 20

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

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 The process is which volume of the system remains constant.
A. Isobaric process
B. Isochoric process
C. Isothermal process
D. Adiatatic process
2 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
3 Pressure of a gas depends upon
A. Only on the molecular speed
B. Only on the speed of molecules on a unit volume
C. Only on the mass of molecules
D. Number of molecules mass and speed in a unit volume
4 A frictionless heat engine can be 100% efficient only if its exhaust temperature is
A. Equal to the input temperature
B. Less than the input temperature
C. 0 oC
D. 0 K
5 The thermal inertia of a thermodynamic system is known as its.
A. Entropy
B. Enthalpy
C. Isothermal conduction
D. Adiabatic conduction
6 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
7 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.
A. They are equally efficient
B. A is less efficient than B
C. a is more efficient than B
D. Their efficiencies cannot be determined
8 The zero point of Kelvin scale is called.
A. Critical point
B. Terminal point
C. Absolute zero
D. Mid point
9 The law of equation of energy is applicable to the system whose constituents are.
A. At rest
B. In orderly motion
C. in random motion
D. Moving at constant speed
10 Which of the following devoices are used for measuring temperature.
A. Thermocouples
B. Thermistors
C. Thermometers
D. All of these

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