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

  • Total Questions20

  • Time Allowed20

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

Which of the following phenomenon gives evidence of the molecular structure of mater

Question # 3

Which of the following is an example of irreversible process.

Question # 4

How solid hydrogen is obtained.

Question # 5

Which law states that if two systems are in thermal equilibrium with a third system they are also in the thermal equilibrium with each other.

Question # 6

The pressure necessary to liquify a gas at the critical temperature is called.

Question # 7

A metallic rod is continuously heated at its two ends, The heat following through the rod does not depend upon.

Question # 8

In Isochoric process there is no

Question # 9

What happens to internal energy of a piece of lead when hammered.

Question # 10

In which temperature range water decreases in volume with increasing temperature.

Question # 11

Under an isothermal process internal energy of the system.

Question # 12

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

Question # 13

Andrews isothermal helps to messure

Question # 14

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.

Question # 15

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

Question # 16

Why an even Carnot engine Carnot give 100% efficiency.

Question # 17

The ration Cv/Cp = y for a diatomic gas like air is

Question # 18

An ice making machine extracts energy at the rate of 500 W The specific latent heat of fusion of ice is 300 kj kg-1. How long does it take to freeze 2 kg of water at 0 oC.

Question # 19

The term used for heat capacity per unit mass is.

Question # 20

Mean free path of gas molecules in inversely proportional to its.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 What is the internal energy of a mono atomic ideal gas.
A. Potential only
B. Parity kinetic and parity potential
C. Kinetic only
D. Neither kinetic nor potential
2 In ideal gas equation PV = nRT , R is
A. Universal gas constant
B. Avogadro's number
C. Plank's constant
D. Gravitational constant
3 A cup of coffee at 80 oC is left to cool to 30 oc if the heat capacity of the cup and coffee is 2.0 kJ k-1 how much heat is released during the cooling.
A. 0.04 kJ
B. 100 KJ
C. 60 kJ
D. 160 kJ
4 Which of the following is a thermodynamic temperature scale.
A. Celsius scale
B. Fahrenheit scale
C. Kelvin scale
D. Rankine scale
5 The ratio of specific heat capacity to motor heat capacity of a body
A. Is a universals cantante
B. Depends upon the mass of the body
C. Depends upon the molecular weight of the body
D. Is dimensionless
6 Internal energy of a gas decreased when
A. It gains heat
B. Change in cycle
C. Change in adiatatic
D. Change in reversible
7 The change in entropy for any reversible cycle is identically
A. Infinite
B. Positive
C. Negative
D. Zero
8 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
9 If we place oure hand below a lighted lamp we feel warmer due to.
A. Conduction
B. Convection
C. Radiation
D. None of these
10 What is the triple point of water.
A. 273 .15 K
B. 0 K
C. 100 K
D. 0 oC

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