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

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

Question # 2

Under steady state the temperature of a body

Question # 3

Which of the following gases has the maximum rms speed at STP.

Question # 4

In four stroke cycle the crank makes

Question # 5

In general work done on or by a gas depends on.

Question # 6

If volume of the gas doubled without changing its temperature the pressure of the gas is

Question # 7

If a gas does 10 J of external work white expanding then the change in internal energy is equal to.

Question # 8

Which of the following is an example of an irreversible process.

Question # 9

Which of the following parameters does not characterize the thermodynamic state of matter.

Question # 10

Internal energy of a gas decreased when

Question # 11

The ration of Universal gas constant and Avogadro's number is called.

Question # 12

A Carnot engine has the same efficiency between (i) 100 K and 500 K and ii) T and 900 K What will be T.

Question # 13

A sample of an ideal gas may i) energy adiabatically, or ii) Expand isothermally. the net flow of heat into the gas from the exterior is.

Question # 14

Which kind of motion is exhibited by molecules of monoatomic gas.

Question # 15

When the temperature of source and sink of a heat engine become equal the entropy change will be.

Question # 16

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 # 17

In Isochoric process there is no

Question # 18

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

Question # 19

On which parameter, the heat capacity of a material depends upon.

Question # 20

The phenomenon of Brownian motion shows that

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 What should be the shape of an ideal thermometer.
A. Sphereical
B. Cubical
C. Cylindrical
D. Rectangular
2 Gas law PV = constant is for
A. Adiabatic change
B. Isothermal changes
C. Isobaric changes
D. Isochoric changes
3 The efficiency of a diesel engine is about
A. 15% to 35 5
B. 355 to 40%
C. 45% to 655
D. 505 to 65 %
4 On increasing the temperature of source efficiency of Carnot engine.
A. Increase
B. Decrease
C. First increases and then decreases
D. Does not change
5 In an isobaric process there is no.
A. Pressure change
B. Internal energy change
C. Heat exchanged
D. volume change or work done
6 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
A. 0.4 kj
B. 0.8 kj
C. 400 kj
D. 800 kj
7 If we place oure hand below a lighted lamp we feel warmer due to.
A. Conduction
B. Convection
C. Radiation
D. None of these
8 A sample of an ideal gas may i) energy adiabatically, or ii) Expand isothermally. the net flow of heat into the gas from the exterior is.
A. Positive is each case
B. Negative for i) and positive for ii)
C. Zero for i) and positive for ii)
D. Positive for i) and negative for ii)
9 If volume of the gas doubled without changing its temperature the pressure of the gas is
A. Reduced to half of original value
B. Not changed
C. Reduced to one fourth of original value
D. Doubled
10 Diffusion of gases occurs because the molecules of the
A. Gas present in a higher concentration exerts a high pressure
B. Gases are different
C. Gasses attract each other
D. Gasses over about randomly

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