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

  • Total Questions20

  • Time Allowed20

Start Test Download PDF

PPSC Physics Topic 3 Thermal Properties of Matter

00:00
Question # 1

Which of the given geometries will result in the largest convection consfficient.

Question # 2

What is world's average surface air temperature.

Question # 3

Which quantity is common for systems in thermal equilibrium.

Question # 4

A heat engine can develop efficiency equal to 100% if the temperature of the sink is

Question # 5

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

Question # 6

Which kind of thermodynamic process is defined as with no heat transfer into or out of a system i.e. Q =0

Question # 7

In which temperature range water decreases in volume with increasing temperature.

Question # 8

The total gain in entropy of the working substance in a Carnot cycle is.

Question # 9

Gases exert pressure on walls of the vessels because gas molecules.

Question # 10

If the pressure of a gas is doubled, then its thermal conductivity will

Question # 11

Law of increase of entropy is a result of

Question # 12

Which of the following thermometers is the most suitable for measuring rapidly varying temperature.

Question # 13

In the gas equation PV =nRT , V is the volume of.

Question # 14

On which parameter internal energy of an ideal gas depends upon.

Question # 15

The gas thermometer is taken as the primary standard because.

Question # 16

The mechanical equivalent of heat

Question # 17

Why an even Carnot engine Carnot give 100% efficiency.

Question # 18

What type of process is the Carnot's cycle.

Question # 19

Advantage of using gases as thermornetic substrates is taht

Question # 20

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

Submit

Prepare Complete Set Wise PPSC Physics Topic 3 Thermal Properties of Matter MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of PPSC Physics Topic 3 Thermal Properties of Matter MCQ`s Test

  • Q
    Queen Fatima 21 - Aug - 2023 00 Min 34 Sec 19/20
  • A
    Azeem Sherazi 28 - Jun - 2024 04 Min 10 Sec 16/20
  • W
    Waqar Ali 20 - Dec - 2023 13 Min 24 Sec 15/20
  • F
    Fiza Farooq 04 - Dec - 2022 07 Min 34 Sec 14/20
  • M
    Mansoor Abbasi 30 - Dec - 2022 19 Min 31 Sec 14/20
  • U
    Urooj Qadir 15 - Jul - 2024 02 Min 19 Sec 13/20
  • M
    Muhammad irfan 19 - Dec - 2023 07 Min 12 Sec 13/20
  • L
    Laraib Latif 24 - Apr - 2024 07 Min 43 Sec 13/20
  • M
    Muhammad Zeshan 18 - Sep - 2024 08 Min 49 Sec 13/20
  • H
    hira gul 06 - Jun - 2024 12 Min 58 Sec 13/20
  • T
    tanveer hussain 02 - Dec - 2022 13 Min 58 Sec 13/20
  • U
    Unsa Liaquat 30 - Jul - 2023 06 Min 56 Sec 12/20
  • Z
    zafar iqbal 27 - Jul - 2023 07 Min 16 Sec 12/20
  • S
    Shah Gul 27 - Nov - 2023 08 Min 24 Sec 12/20
  • R
    Rumaisah 26 - Dec - 2023 10 Min 39 Sec 12/20

PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 When a solid is melting the temperature remains constant even through heat is being supplied because the
A. Heat is being used to break up the intermolecular bonds
B. Solid is not absorbing any heat
C. Molecules are moving faster
D. Molecules are farther a part
2 Absolute zero may be regarded as the temperature of which
A. Water freezes
B. All substances are solids
C. All gases become liquids
D. Molecular motioning a gas would ceases
3 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.
A. 500 J
B. 1000 J
C. -1000 J
D. Zero
4 The transfer of thermal energy between regions of matter due to a temperature gradient is called.
A. Conduction
B. Radiation
C. Convection
D. Sublimation
5 The Fahrenheit and Kelvin scales intersect at
A. 40
B. -40
C. 140
D. -140
6 What happen to entropy in an irreversible cycle.
A. No gain in entropy
B. No change in entropy
C. Loss of entropy
D. A net gain of entropy
7 What is the minimum number of thermodynamic parameters required to specify the state of gas system.
A. 1
B. 2
C. 3
D. Infinite
8 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
9 On increasing the temperature of source efficiency of Carnot engine.
A. Increase
B. Decrease
C. First increases and then decreases
D. Does not change
10 Which of the following has negative specific heat
A. Ne
B. CO2
C. O2
D. Sturated vapours

Test Questions

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!