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

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PPSC Physics Topic 3 Thermal Properties of Matter

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Question # 1

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

Question # 2

The base unit of temperature in SI is

Question # 3

What kind of movement is dictated by the laws of thermodynamcis.

Question # 4

A heat engine with 100% efficiency would have to.

Question # 5

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

Question # 6

The specific heat capacity of the body depends upon.

Question # 7

The change in entropy for any reversible cycle is identically

Question # 8

Which one of the following gases posses maximum oot mean square velocity.

Question # 9

In Isochoric process there is no

Question # 10

At absolute zero of temperature.

Question # 11

The transfer of thermal energy between regions of matter due to a temperature gradient is called.

Question # 12

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

Question # 13

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

Question # 14

The temperature which is the same in oC and oF is.

Question # 15

What is the minimum number of thermodynamic parameters required to specify the state of gas system.

Question # 16

The ideal thermal efficiency of a cyclic heat engine is limited by

Question # 17

What is a thermal properly of a material that determines the quantity of energy required to change the phase of a unit mass of that substance.

Question # 18

Which following properties of molecules of a gas is same for all gases at a particular temperature.

Question # 19

Thermodynamics concern its primary with the

Question # 20

Gas law PV = constant is for

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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 In Isochoric process there is no
A. Work done
B. Internal energy change
C. Volume change or work done
D. Heat exchanged
3 Mean free path in a gas is the
A. Distance travelled by a molecule before hitting a wall
B. Average distance travelled by a molecule in one second
C. Average distance travelled between molecules between any two successive collisions
D. Root mean square velocity
4 According to kinetic energy of gases one assumes that the collisions between the molecules are.
A. Perfectly elastic
B. Perfectly inelastic
C. Partly elastic
D. Partly inelastic
5 Which of the following should not change in an Isothermal process.
A. Volume
B. Pressure
C. Temperature
D. All of these
6 Which of the following is a thermodynamic temperature scale.
A. Celsius scale
B. Fahrenheit scale
C. Kelvin scale
D. Rankine scale
7 When heat a supplied to a metallic sphere which one of the following changes will occur.
A. the mass of the sphere increases
B. The volume of the sphere increases
C. The density of the sphere increases
D. The internal energy of the sphere increases
8 The process is which volume of the system remains constant.
A. Isobaric process
B. Isochoric process
C. Isothermal process
D. Adiatatic process
9 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
10 Which of the following thermometers is the most suitable for measuring rapidly varying temperature.
A. Thermocouple thermometer
B. Mercury in glass thermometer
C. Alcohol in glass thermometer
D. Platinum resistance thermometer

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