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

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Question # 1

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 # 2

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

Question # 3

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

Question # 4

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

Question # 5

The process in which a system undergoes a change of state at constant volume.

Question # 6

The specific heat of an ideal gas values as

Question # 7

A heat engine with 100% efficiency would have to

Question # 8

if temperature eon Celsius scale is 50 oC the temperature on Fahrenheit scale will be.

Question # 9

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

Question # 10

A heat engine with 100% efficiency would have to.

Question # 11

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

Question # 12

In ideal gas equation PV = nRT , R is

Question # 13

When the temperature of a body is equal to that of the surrounding then the body appears

Question # 14

The law of equation of energy is applicable to the system whose constituents are.

Question # 15

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

Question # 16

The normal Human body temperature in Fahrenheit scale is.

Question # 17

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

Question # 18

In an isochoric process.

Question # 19

What is a measure of the total energy of a thermodynamics system.

Question # 20

Gas law PV = constant is for

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Which quantity provides a quantitative measure of disorder.
A. Entropy
B. Enthalpy
C. Randomness
D. Chaos
2 At absolute zero of temperature.
A. The molecular energy is zero
B. Molecules have translational K.E
C. Molecules have rotational K.E.
D. Molecules have maximum energy
3 Andrews isothermal helps to messure
A. Boiling point
B. Boyle's temperature
C. Temperature of inversion
D. Critical temperature
4 Which kind of thermodynamic process is defined as with no heat transfer into or out of a system i.e. Q =0
A. Isobaric process
B. Isochoric process
C. Isothermal process
D. Adiabatic process
5 Change in which parameter determines the work done by a gas during adiabatic prcoess.
A. volume
B. Pressure
C. Temperature
D. Weight
6 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
7 The gas thermometer is taken as the primary standard because.
A. Thermometers are easily reproducible
B. Readings can be accurately taken
C. No correction are necessary
D. It produces he thermodynamic scale
8 A diatomic gas contains only
A. Translational K.E.
B. Rotational K.E.
C. Vibrational K.E.
D. All of these
9 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.
10 Let at constant temperature the pressure of an ideal gas be doubled so that the new volume is.
A. Doubled the original volume
B. Same as original volume
C. Reduced to half the original volume
D. Reduced to two times the original volume

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