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

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

Question # 2

Which of the following is defined as the amount of heat required to raise the temperature of 1 g of water by 1 oC

Question # 3

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 # 4

In ideal gas equation PV = nRT , R is

Question # 5

The kinetic molecular model of matter describe matter an being made up of molecules in continuous.

Question # 6

Triple point of water in Kelvin scale is

Question # 7

In the free expansion of a perfect gas there is no.

Question # 8

Absolute zero may be regarded as the temperature of which

Question # 9

What is the heat required in Kilo joules when the temperature of 100 g of copper is raised thgough 20 K/. Specific heat capacity of copper is 0.4 x 10-3 kg -1 k-1

Question # 10

If T1 and T2 are source and sink temperature respectively Carnot efficiency is.

Question # 11

The specific heat of an ideal gas values as

Question # 12

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

Question # 13

What type of process is the Carnot's cycle.

Question # 14

The gas thermometer is taken as the primary standard because.

Question # 15

Which thermometer is called sprint thermometer

Question # 16

The practical efficiency of a heat engine is

Question # 17

What makes the air coming out of a punctured tyre cool.

Question # 18

Under an isothermal process internal energy of the system.

Question # 19

Which gas strictly obeys gas laws.

Question # 20

No entropy change is associated with

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 A heat engine with 100% efficiency would have to
A. Do no work
B. Be at a uniform temperature
C. Use no heat
D. Discharge at 0 oC
2 Difference between the molar heat capacity constant pressure and that a constant volume is equal to
A. Root mean square velocity
B. Mean free path
C. Boltzmann's constant
D. Universal gas constant
3 The behavior of the gases that can be easily liquefied is like that of the.
A. Triatomic gases
B. Ideal gases
C. Van der walls gases
D. Dia atomic gases
4 The process in which pressure of the system remains constant.
A. Isothermal process
B. Isochoric process
C. Isobaric process
D. Adiabatic process
5 A 4 kJ mass of copper of specific heat capacity of 400 J kg-1k-1 is heated for 160 s by a heater of power 200 W what is the rise in temperature.
A. 10 K
B. 16 K
C. 100 K
D. 160 K
6 Specific heat a different substances varies becouse of
A. Same number of molecules in unit mass
B. Different number of molecules in unit mass
C. Different K.E. of molecules in unit mass
D. Same K.E. of molecules in unit mass
7 Which is the heat transfer mode between an object and its environment due to circular fluid motion.
A. Conduction
B. Convection
C. Radiation
D. Mass transfer
8 The heat accepted and rejected by a Carnot engine operating between two heat reservoirs defines.
A. The efficiency of the working substance of the engine
B. the ideal gas scale of temperature
C. The ratio of the absolute temperature of the reservoirs
D. The thermal capacity of the working substance
9 Which statement about convection is correct.
A. Brownian motion is a form of convection
B. Convection occurs only in gas
C. Convection results from a density change
D. Evaporation is a form of convection
10 Which of the following should not change in isothermal operation.
A. Heat constant
B. Volume
C. Pressure
D. Temperature

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