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

First law of thermodynamics is a

Question # 2

The efficiency of Carnot engine is

Question # 3

The heat required to sublime one mole of the substance at standard temperature and pressure is called.

Question # 4

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

Question # 5

In a vacuum flask the vacuum prevents heat transfer by

Question # 6

Net change in entropy of a system in a Carnot's cycle in

Question # 7

Temperature of a system remains constant in

Question # 8

What is the represented by the area inside the Carnot cycle.

Question # 9

At absolute zero of temperature.

Question # 10

The internal energy of monoatomic gas is.

Question # 11

The specific heat of all gases increases with temperature at high temperature decreases at low temperature expectation is

Question # 12

What type of process is the Carnot's cycle.

Question # 13

The internal energy of an isolated system

Question # 14

If we place oure hand below a lighted lamp we feel warmer due to.

Question # 15

If a gas does 10 J of external work white expanding then the change in internal energy is equal to.

Question # 16

The temperature which is the same in oC and oF is.

Question # 17

When a fluid in a cylinder expands through a distance 'd' against a piston of area 'A' which is exerting a constant pressure 'P' the work done is equal by.

Question # 18

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 # 19

The phenomenon of Brownian motion shows that

Question # 20

The mechanical equivalent of heat is.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Mean free path of gas molecules is inversely proportional to its.
A. Volume
B. Pressure
C. Temperature
D. Weight
2 The thermal inertia of a thermodynamic system is known as its.
A. Entropy
B. Enthalpy
C. Isothermal conduction
D. Adiabatic conduction
3 Under steady state the temperature of a body
A. Increase's with time
B. Decreases with time
C. Does not charge with time
D. None of the above
4 An ideal engine can be 100% efficient only if its exhaust temperatute.
A. Equal to input temperature
B. Less than is input temperature
C. More than its input temperature
D. 0 oC
5 Which quantity must be the same for two bodies if they are to be in thermal equilibrium.
A. Internal energy
B. P.E
C. Temperature
D. Mass
6 At the temperature of -273 oC. pressure of a gas at constant volume becomes zero This specific temperature is called.
A. Freezing point
B. Critical temperature
C. Absolute zero
D. Terminal point
7 Which of the following is an example of irreversible process.
A. Melting of ice
B. Work done against friction
C. Pettier heating and cooling
D. All isothermal and adiabatic changes
8 One calorie equals to
A. 1.2 J
B. 2.2 J
C. 3.2 J
D. 4.2 J
9 An inflated tyre suddenly bursts As a result of this temperature of the surrounding
A. Increases
B. Descreases
C. Remains constant
D. May increase or decrease
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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