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

The gas temperature is increased from 27 oC to 127 oC What is the ratio of mean kinetic energies.

Question # 2

The kinetic molecular model of matter describe matter an being made up of molecules in continuous.

Question # 3

If volume of the gas doubled without changing its temperature the pressure of the gas is

Question # 4

On which temperature scale a degree is 1/180 of the interval between the freezing point and the boiling point.

Question # 5

Which of the following has negative specific heat

Question # 6

In a vacuum flask the vacuum prevents heat transfer by

Question # 7

Difference between Cp and Cv is equal to

Question # 8

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

Question # 9

The specific heat of an ideal gas values as

Question # 10

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

Question # 11

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 # 12

What type of process is the Carnot's cycle.

Question # 13

First law of thermodynamics is a

Question # 14

The efficiency of Carnot engine is

Question # 15

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

Question # 16

How solid hydrogen is obtained.

Question # 17

Triple point of water in Kelvin scale is

Question # 18

When ever a system is made to complete a cyclic process the work done during the complete cycle.

Question # 19

Which quantity is common for systems in thermal equilibrium.

Question # 20

Identify the irreversible process

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Temperature of a gas is related to.
A. Total K.E. of the gas molecules
B. The K.E. of the centre of mass of the gas
C. The P.E. of the centre of mass of the gas
D. Total K.E. of the molecules w.r.t the centre of mass of gas
2 An immersion heater rated at 150 W is fitted into a large block of ice at 0 oC. The specific latent heat of fusionism 300 J g-1. How long does it take to melt 10 g of ice.
A. 5 s
B. 10 s
C. 15 s
D. 20 s
3 The gas temperature is increased from 27 oC to 127 oC What is the ratio of mean kinetic energies.
A. 3/4
B. 4/3
C. 9/10
D. 10/9
4 Which of the following devoices are used for measuring temperature.
A. Thermocouples
B. Thermistors
C. Thermometers
D. All of these
5 The kinetic molecular model of matter describe matter an being made up of molecules in continuous.
A. Vibratory motion
B. Random motion
C. rotatory motion
D. Linear motion
6 Which of the following is standard scale of temperature
A. Mercury scale
B. Platinum resistance scale
C. Gas scale
D. Alcohol scale
7 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
8 The internal inertia of a thermodynamics system is known as.
A. Enthalpy
B. Entropy
C. Isotherm
D. Adiabatic
9 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
10 If two gases have same reduced pressure volume and temperature it is according to
A. Boyle's law
B. Charles law
C. Law of corresponding state
D. Zeroth law

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