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

Which of the following is a thermodynamic temperature scale.

Question # 2

On which of the following the kinetic theory of gases is not applicable.

Question # 3

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 # 4

Thermal conduction in metals differs from thermal conduction in insulators,. The reasons for this is that , in metals heat can be transported by.

Question # 5

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

Question # 6

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 # 7

Real gases obey gas laws only at

Question # 8

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 # 9

The amount of heat needed per unit mass to raise the temperature of a system one degree at constant pressure is numerically aqual to

Question # 10

Which of the following has negative specific heat

Question # 11

The average K.E. of the molecules of an ideal gas in a closed rigid container is increased by a factor of 4 What happen to the pressure of the gas.

Question # 12

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

Question # 13

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

Question # 14

What should be the shape of an ideal thermometer.

Question # 15

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.

Question # 16

Which gas strictly obeys gas laws.

Question # 17

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

Question # 18

Which quantity is common for systems in thermal equilibrium.

Question # 19

Which statement about convection is correct.

Question # 20

By definition a gas is said to be have undergone adiabatic compressing when

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 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.
2 Which of the following is a non contacting device that intercepts and measures thermal radiation.
A. Thermometer
B. Pyrometer
C. Voltmeter
D. Lactometer
3 Efficiency of a Carnot engine depends on
A. Temperature
B. Pressure
C. Volume
D. The nature of working substance
4 Triple point of water in Kelvin scale is
A. 0 K
B. 100 K
C. 273 .15 K
D. 373.15 K
5 A diatomic gas contains only
A. Translational K.E.
B. Rotational K.E.
C. Vibrational K.E.
D. All of these
6 A perfect gas is one whose
A. Molecules are masless
B. Molecules are energetic
C. Molecules are perfectly elastic
D. Molecules are at rest
7 Gases exert pressure on walls of the vessels because gas molecules.
A. Possess momentum
B. Have finite volume
C. Collide with each other
D. Obey gas laws
8 Why freezer a refrigerator is located in the top section
A. Motor is not affected
B. Heat gained from environment is less
C. The entire chamber of freezer is cooled quickly
D. Heat gained from environment is more
9 On which temperature scale a degree is 1/180 of the interval between the freezing point and the boiling point.
A. Celsius scale
B. Fahrenheit scales
C. Rankine scale
D. Kelvin scale
10 In the gas equation PV =nRT , V is the volume of.
A. 1 g of gas
B. 1 L of gas
C. 1 mol of gas
D. 1 kg of gas

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