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

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

Question # 2

Which of the following has negative specific heat

Question # 3

What is world's average surface air temperature.

Question # 4

Thermodynamics concern its primary with the

Question # 5

The heat accepted and rejected by a Carnot engine operating between two heat reservoirs defines.

Question # 6

Temperature of a gas is related to.

Question # 7

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

Question # 8

The expression PV/KT represents.

Question # 9

A heat engine with 100% efficiency would have to.

Question # 10

First law of thermodynamics is a

Question # 11

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

Question # 12

Which of the following is a clinical thermometer.

Question # 13

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

Question # 14

If the pressure in a closed vessel is reduced by drawing some gas the mean free path of the gas molecules.

Question # 15

A perfect gas is one whose

Question # 16

A standard fixed point for calibrating a thermometer is.

Question # 17

The ideal thermal efficiency of a cyclic heat engine is limited by

Question # 18

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

Question # 19

If two gases have same reduced pressure volume and temperature it is according to

Question # 20

If pressure and temperature of an ideal gas is doubled and volume is halved, the number of the gas molecules.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Real gases obey gas laws only at
A. Low pressure and high temperature
B. High pressure and low temperature
C. High pressure and high temperature
D. Low pressure and low temperature
2 A mercury thermometer has
A. Low conductivity and low thermal capacity
B. High conductivity and high thermal capacity
C. Low conductivity and high thermal capacity
D. High conductivity and high thermal capacity
3 The mechanical equivalent of heat
A. Has the same dimension as heat
B. Has the same dimension as work
C. Has the same dimensions as energy
D. Is dimensionless
4 The specific heat of a substance is a function of its
A. mass
B. Weight
C. Volume
D.
Molecular structure
5 No entropy change is associated with
A. Isothermal process
B. Adiabatic process
C. Isochoric process
D. Isoteric process
6 Which following properties of molecules of a gas is same for all gases at a particular temperature.
A. Momentum
B. Mass
C. velocity
D. K.E.
7 The amount of heat needed per unit mass to raise the temperature of a system one degree at constant pressure is numerically aqual to
A. The specific heat
B. The specific thermal energy
C. The specific heat at constant pressure
D. the internal energy of the gas
8 What is the necessary condition for Boyle's law to hold good.
A. Isothermal
B. Adiabatic
C. Isobaric
D. Isochoric
9 In an isobaric process there is no.
A. Pressure change
B. Internal energy change
C. Heat exchanged
D. volume change or work done
10 On increasing the temperature of source efficiency of Carnot engine.
A. Increase
B. Decrease
C. First increases and then decreases
D. Does not change

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