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

Question # 2

Thermodynamics deals with

Question # 3

Entropy of universe is increasing day by da due to.

Question # 4

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

Question # 5

Diffusion of gases occurs because the molecules of the

Question # 6

On increasing the temperature of source efficiency of Carnot engine.

Question # 7

The temperature of a certain substance in Celsius scale of temperature is 800 oC in Kelvin scale it is.

Question # 8

Which of the following is standard scale of temperature

Question # 9

What is the triple point of water.

Question # 10

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

Question # 11

Why an even Carnot engine Carnot give 100% efficiency.

Question # 12

The ratio between the energy dissipated in some process and the heat that appears as a result is the

Question # 13

A fixed mass of an ideal gas absorbs 1000 J of heat and expands under a constant pressure of 20 kPa from a volume of 25 x 10-3 m3 to a volume 50 x 10-3 The change internal energy of the gas is.

Question # 14

The process in which pressure of the system remains constant.

Question # 15

Identify the irreversible process

Question # 16

The phenomenon of Brownian motion shows that

Question # 17

A given mass of air occupies 12 m2 at normal atmospheric pressure if the pressure is increased to 4 times the original value without changing the temperature what volume will the air occupy.

Question # 18

The follow of heat from hot body to cold body is an example of

Question # 19

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

Question # 20

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

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 The specific heat of an ideal gas values as
A. To
B. T1
C. T2
D. T3
2 What is the amount of mechanical work done to melt 1 g of ic completely
A. 4.2 J
B. 42 J
C. 80 J
D. 336 J
3 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
4 A Carnot engine can be 100% efficient of the sink is at.
A. 0 k
B. 0 oF
C. 0 oC
D. 273 K
5 Below which temperature gas can be liquified by increasing its pressure.
A. Natural temperature
B. Boyle temperature
C. Critical temperature
D. Absolute zero
6 Which of the following can be used visualize the third law thermodynamics
A. Light
B. Heat
C. Water
D. All of these
7 Convention is the transfer of thermal energy by means of currents in
A. Pressure
B. Temperature
C. Liquids
D. Fluids
8 The pressure of a gas is directly proportions to
A. Mean velocity of the molecules
B. Mean square velocity of the molecules
C. Root mean square velocity of the molecules
D. Instantaneous velocity of the molecules
9 A cup of coffee at 80 oC is left to cool to 30 oc if the heat capacity of the cup and coffee is 2.0 kJ k-1 how much heat is released during the cooling.
A. 0.04 kJ
B. 100 KJ
C. 60 kJ
D. 160 kJ
10 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
A. For all temperatures between 0 oC and 100 o C only
B. Only are the fixed points
C. For all temperatures at all times
D. When converted to the Kelvin scale

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