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

A heat engine with 100% efficiency would have to

Question # 2

Thermodynamics concern its primary with the

Question # 3

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

Question # 4

When a perfect gas is supposed to expand freely in an isolated vessel the gas has undergone.

Question # 5

How much lce will melt by 50,000 J of heat.

Question # 6

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

Question # 7

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 # 8

Most cooking involves

Question # 9

According to kinetic theory of gases one assumes that the collisions between molecules are.

Question # 10

At absolute zero of temperature.

Question # 11

Which of the following thermometers is the most suitable for measuring rapidly varying temperature.

Question # 12

The internal energy of an isolated system

Question # 13

The efficiency of Carnot engine is

Question # 14

The mechanical equivalent of heat

Question # 15

Diffusion of gases occurs because the molecules of the

Question # 16

If the specific latent heat of vaporization of oxygen is 214 kJ kg-1 how much heat will be absorbed when 3.0 kg of oxygen is boiled off at its boiling point.

Question # 17

The specific heat of an ideal gas values as

Question # 18

Difference between Cp and Cv is equal to

Question # 19

When heat a supplied to a metallic sphere which one of the following changes will occur.

Question # 20

If the pressure of a gas is doubled, then its thermal conductivity will

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Which of the following phenomenon gives evidence of the molecular structure of mater
A. Evaporation
B. Diffusion
C. Brownian movement
D. All of the above
2 An ideal engine can be 100% efficient only if its exhaust temperatute.
A. Equal to input temperature
B. Less than is input temperature
C. More than its input temperature
D. 0 oC
3 To which law of thermodynamics, the concept of temperature is related to.
A. Zeroth law
B. First law
C. Second law
D. Third law
4 When ever a system is made to complete a cyclic process the work done during the complete cycle.
A. Is zero
B. Is negative
C. Is positive
D. Depends upon the path followed
5 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.
6 During an adiabatic gas expansion the environment
A. Serves as a heat sink
B. Serves as a heat source
C. Must be at a higher temperature than the gas
D. Does not have to participate
7 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
A. For all temperatures between 0 oC and 100 o C only
B. Only are the fixed points
C. For all temperatures at all times
D. When converted to the Kelvin scale
8 The temperature of 1 kg of hydrogen gas is the same as that of 1 kg of helium gas if.
A. The gases have the same internal energy
B. The gas molecules occupy equal volumes
C. The gas molecules have the same root mean square speed
D. The gas molecules have same mean translational K.E.
9 Contrivances for converting heat into work are called.
A. Heat pumps
B. Heat engines
C. IC engines
D. Jet engine
10 Which of the following pairs represent units of the same physical quantity.
A. Kelvin and joule
B. Kelvin and calrorie
C. Newton and calorie
D. Joule and calorie

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