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 standard scale of temperature

Question # 2

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

Question # 3

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 # 4

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 # 5

The specific heat of liquid

Question # 6

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

Question # 7

The normal Human body temperature in Fahrenheit scale is.

Question # 8

Andrews isothermal helps to messure

Question # 9

The pressure of a goas is directly proportion to

Question # 10

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

Question # 11

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 # 12

Which of the following is an example of an irreversible process.

Question # 13

The practical efficiency of a heat engine is

Question # 14

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

Question # 15

A Carnot engine has the same efficiency between (i) 100 K and 500 K and ii) T and 900 K What will be T.

Question # 16

The efficiency of Carnot engine is

Question # 17

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

Question # 18

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

Question # 19

The pressure of a gas is directly proportions to

Question # 20

Efficiency of a Carnot engine can never be 1 or 100% unless cold reservoir is at absolute temperature.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Identify the irreversible process
A. Explosion of a bomb
B. Slow expansion of a gas
C. Slow compression of a gas
D. Slow compression of an eleastic spring
2 In which temperature range water decreases in volume with increasing temperature.
A. From 0 oC to 4 oC
B. from 0 oC to 10 oC
C. from 50 oC to 100 oC
D. from 75 oC to 100 oC
3 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.
A. 120 s
B. 150 s
C. 1200 s
D. 1500 s
4 Which of the following pairs represent units of the same physical quantity.
A. Kelvin and joule
B. Kelvin and calrorie
C. Newton and calorie
D. Joule and calorie
5 A diatomic gas contains only
A. Translational K.E.
B. Rotational K.E.
C. Vibrational K.E.
D. All of these
6 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
7 In Isochoric process there is no
A. Work done
B. Internal energy change
C. Volume change or work done
D. Heat exchanged
8 On what factor the internal energy of a thermodynamic system depend upon.
A. History
B. State
C. Process
D. Surroundings
9 Under an isothermal process internal energy of the system.
A. Increases
B. Decreases
C. Remain constant
D. is Zero
10 What type of process is the Carnot's cycle.
A. Reversible
B. Irreversible
C. Neither reversible nor irreversible
D. May be reversible or irreversible

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