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

00:00
Question # 1

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.

Question # 2

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

Question # 3

The transfer of thermal energy between regions of matter due to a temperature gradient is called.

Question # 4

If temperature of the sink is decreased the efficiency of a Carnot engine

Question # 5

Which of the following is a thermodynamic temperature scale.

Question # 6

The amount of heat needed per unit mass to raise the temperature of a system one degree at constant pressure is numerically aqual to

Question # 7

Contrivances for converting heat into work are called.

Question # 8

Which of the following has negative specific heat

Question # 9

How many calories of heat are required to evaporate completely 1 g or ice at 0 oC

Question # 10

How does heat transfer between objects.

Question # 11

What is world's average surface air temperature.

Question # 12

The product of mass and specific heat of a substance is called.

Question # 13

Which quantity is common for systems in thermal equilibrium.

Question # 14

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

Question # 15

Thermodynamics concern its primary with the

Question # 16

The internal energy of an isolated system

Question # 17

Identify the irreversible process

Question # 18

What is the triple point of water.

Question # 19

If we place oure hand below a lighted lamp we feel warmer due to.

Question # 20

On which temperature scale a degree is 1/180 of the interval between the freezing point and the boiling point.

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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 Which of the following devoices are used for measuring temperature.
A. Thermocouples
B. Thermistors
C. Thermometers
D. All of these
3 Gases exert pressure on walls of the vessels because gas molecules.
A. Possess momentum
B. Have finite volume
C. Collide with each other
D. Obey gas laws
4 The door of an operating refrigerator in a closed room is opened after sometime the temperature of the room will be
A. Lowered
B. Raised
C. Unaffected
D. Become zero
5 Which quantity provides a quantitative measure of disorder.
A. Entropy
B. Enthalpy
C. Randomness
D. Chaos
6 Convention is the transfer of thermal energy by means of currents in
A. Pressure
B. Temperature
C. Liquids
D. Fluids
7 The ratio of specific heat capacity to motor heat capacity of a body
A. Is a universals cantante
B. Depends upon the mass of the body
C. Depends upon the molecular weight of the body
D. Is dimensionless
8 A gas thermometer is more sensitive than a mercury thermometer because the expansion of gas for 1 o/c rise in temperature is.
A. Five times as much as mercury
B. Ten times as much as mercury
C. Twenty times as much as mercury
D. Hundred times as much as mercury
9 The actual gas can behave like an ideal gas at
A. Low density and high pressure
B. High density and high pressure
C. Low density and low pressure
D. High density and low pressure
10 The ration Cv/Cp = y for a diatomic gas like air is
A. 1.29
B. 1.30
C. 1.40
D. 1.67

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