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

PPSC Physics Topic 3 Thermal Properties of Matter

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Question # 1

Under steady state the temperature of a body

Question # 2

Which of the following should not change in an Isothermal process.

Question # 3

Gas law PV = constant is for

Question # 4

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

Question # 5

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

Question # 6

On which of the following the kinetic theory of gases is not applicable.

Question # 7

Which of the following is standard scale of temperature

Question # 8

The pressure of a gas is directly proportions to

Question # 9

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

Question # 10

Why an even Carnot engine Carnot give 100% efficiency.

Question # 11

For which process is the relation Delta Q = Delta V true.

Question # 12

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

Question # 13

The specific heat capacity of a substance is the amount of heat required to.

Question # 14

When a liquid is hated retaining its liquid sate then its molecules gain.

Question # 15

The specific heat of liquid

Question # 16

The change in entropy for any reversible cycle is identically

Question # 17

The average K.E. of the molecules of an ideal gas in a closed rigid container is increased by a factor of 4 What happen to the pressure of the gas.

Question # 18

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

Question # 19

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

Question # 20

An ice making machine extracts energy at the rate of 500 W The specific latent heat of fusion of ice is 300 kj kg-1. How long does it take to freeze 2 kg of water at 0 oC.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 The phenomenon of Brownian motion shows that
A. Molecules exist and can be seen as bright dots moving about
B. Molecules moves about randomly at highs speeds
C. Smoke particles behaves as molecules
D. Smoke particles can be used as models of air molecues.
2 The thermal inertia of a thermodynamic system is known as its.
A. Entropy
B. Enthalpy
C. Isothermal conduction
D. Adiabatic conduction
3 Gas law PV = constant is for
A. Adiabatic change
B. Isothermal changes
C. Isobaric changes
D. Isochoric changes
4 A given quantity of an ideal gas is at pressure P and temperature T What is the isothermal bulk modulus of the gas.
A. 2/3 P
B. P
C. 2P
D. 3/2 P
5 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
6 A mercury thermometer has
A. Low conductivity and low thermal capacity
B. High conductivity and high thermal capacity
C. Low conductivity and high thermal capacity
D. High conductivity and high thermal capacity
7 What kind of movement is dictated by the laws of thermodynamcis.
A. Energy motion
B. Heat work
C. Light heat
D. Energy light
8 Significant motion for the molecules of a monoatomic gas is.
A. Rotatory
B. Vibratory
C. Translatory
D. Random
9 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
10 Which gas strictly obeys gas laws.
A. Hydrogen gas
B. Inert gas
C. Ideal perfect gas
D. Helium gas

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