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 following is the ideal gas equation.

Question # 2

Why an even Carnot engine Carnot give 100% efficiency.

Question # 3

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

Question # 4

A heat engine with 100% efficiency would have to.

Question # 5

In Isochoric process there is no

Question # 6

Efficiency of a Carnot engine depends on

Question # 7

An ideal engine can be 100% efficient only if its exhaust temperatute.

Question # 8

Convention is the transfer of thermal energy by means of currents in

Question # 9

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

Question # 10

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

Question # 11

The highest efficiency of a heat engine whose low temperature is 17 oC and the high temperature of 200 oC is.

Question # 12

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.

Question # 13

In onw cycle of a steam engine there are how many dead centres.

Question # 14

Real gases obey gas laws only at

Question # 15

Which following properties of molecules of a gas is same for all gases at a particular temperature.

Question # 16

Internal energy of a gas decreased when

Question # 17

Which of the following is a thermodynamic potential

Question # 18

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

Question # 19

Which of the following is heat transfer by means of the emission or absorption of electromagnetic radiation such as sunshine.

Question # 20

Which is the heat transfer mode between an object and its environment due to circular fluid motion.

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 What is the SI unit for thermal conductivity.
A. W m-1 K-1
B. W m-2 k-2
C. W m-3 k-1
D. J kg -1 k-1
2 If a gas does 10 J of external work white expanding then the change in internal energy is equal to.
A. 0 J
B. 10 J
C. -10 J
D. 100 J
3 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
4 Why an even Carnot engine Carnot give 100% efficiency.
A. We cannot find ideal sources
B. We cannot eliminate friction
C. We cannot reach absolute zero temperature
D. We cannot remove heat
5 If temperature of the sink is decreased the efficiency of a Carnot engine
A. Increases
B. Decreases
C. Remains constant
D. First increases and thend ecreases
6 The thermal inertia of a thermodynamic system is known as its.
A. Entropy
B. Enthalpy
C. Isothermal conduction
D. Adiabatic conduction
7 Under steady state the temperature of a body
A. Increase's with time
B. Decreases with time
C. Does not charge with time
D. None of the above
8 A diatomic gas contains only
A. Translational K.E.
B. Rotational K.E.
C. Vibrational K.E.
D. All of these
9 The internal energy of monoatomic gas is.
A. 3/2 RT
B. Independent of temperature
C. In the form of K.E.
D. Partially kinetic and partially potential
10 Efficiency of a Carnot engine can never be 1 or 100% unless cold reservoir is at absolute temperature.
A. 0 K
B. 100 K
C. 273 K
D. 373 K

Test Questions

Is this page helpful?