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

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 # 2

Which quantity is common for systems in thermal equilibrium.

Question # 3

Let at constant temperature the pressure of an ideal gas be doubled so that the new volume is.

Question # 4

Which of the following pairs represent units of the same physical quantity.

Question # 5

Difference between the molar heat capacity constant pressure and that a constant volume is equal to

Question # 6

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

Question # 7

The term used for heat capacity per unit mass is.

Question # 8

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

Question # 9

From any substance the temperature and pressure at which the material can coexist in all three states in equilibrium is called.

Question # 10

The gas thermometer is taken as the primary standard because.

Question # 11

Which temperature is the absolute measure of temperature.

Question # 12

In free expansion of a gas. the internal energy of the system.

Question # 13

When all the systems taking part in a process are included, the entropy.

Question # 14

Which one of the following temperature scales is independent of the properties of any particular substance.

Question # 15

Which one of the following is an example of a reversible process.

Question # 16

What happens to Carnot efficiency if the source temperature increases.

Question # 17

How many calories of heat are required to evaporate completely 1 g or ice at 0 oC

Question # 18

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

Question # 19

How does heat transfer between objects.

Question # 20

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

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 At absolute zero of temperature.
A. The molecular energy is zero
B. Molecules have translational K.E
C. Molecules have rotational K.E.
D. Molecules have maximum energy
2 Mean free path of gas molecules is inversely proportional to its.
A. Volume
B. Pressure
C. Temperature
D. Weight
3 Which thermodynamic law state taht the entropy of a perfect system approaches zero.
A. Zeroth law of thermodynamics
B. First law of thermodynamics
C. Second law of thermodynamics
D. Third law of thermodynamics
4 What is the minimum number of thermodynamic parameters required to specify the state of gas system.
A. 1
B. 2
C. 3
D. Infinite
5 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
6 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
7 Which law states that a change in the internal energy of a closed thermodynamic system is equal to the difference between the heat supplied to the system and teh amount of work by the system on the surrounding.
A. Zeroth law of thermodynamics
B. First law of thermodynamics
C. Second law of thermodynamics
D. Third law of thermodynamics
8 When all the systems taking part in a process are included, the entropy.
A. Decreases
B. Either remains constant of increases
C. Either remains constant or decreases
D. Remains constnat
9 If the number of gas molecules in a cubical vessel is increase from N to 3 N then its pressure and total energy will be.
A. Half
B. Three times
C. Double
D. Four times
10 The specific heat of all gases increases with temperature at high temperature decreases at low temperature expectation is
A. Oxygen gas
B. Nitrogen gas
C. Mono atomic gas
D. Dia atomic gas

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