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

Which law states that if two systems are in thermal equilibrium with a third system they are also in the thermal equilibrium with each other.

Question # 2

In order of a cyclic heat engine operating between two heat reservoirs to be as efficient as a Carnot engine. It must be.

Question # 3

A standard fixed point for calibrating a thermometer is.

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

A gas thermometer is more sensitive than a mercury thermometer because the expansion of gas for 1 o/c rise in temperature is.

Question # 6

Which gas strictly obeys gas laws.

Question # 7

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

Question # 8

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

Question # 9

In an isobaric process there is no.

Question # 10

An ideal engine can be 100% efficient only if its exhaust temperatute.

Question # 11

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

Question # 12

The total gain in entropy of the working substance in a Carnot cycle is.

Question # 13

Which of the following is defined as the amount of heat required to raise the temperature of 1 g of water by 1 oC

Question # 14

Under an isothermal process internal energy of the system.

Question # 15

A given quantity of an ideal gas is at pressure P and temperature T What is the isothermal bulk modulus of the gas.

Question # 16

The normal Human body temperature in Fahrenheit scale is.

Question # 17

The process in which no heat enters or leaves the system is called.

Question # 18

According to kinetic energy of gases one assumes that the collisions between the molecules are.

Question # 19

What is the total entropy change during an reversible cycle.

Question # 20

When a solid is melting the temperature remains constant even through heat is being supplied because the

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 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
2 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
3 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
4 A given mass of air occupies 12 m2 at normal atmospheric pressure if the pressure is increased to 4 times the original value without changing the temperature what volume will the air occupy.
A. 3 cm3
B. 6 cm3
C. 9 cm3
D. 12 cm3
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 Which of the following is the science of measuring the heat of chemical reactions or physical changes.
A. Thermometry
B. Calorimetry
C. Telemetry
D. Photometry
7 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
8 Temperature of a system remains constant in
A. Adiabatic process
B. Isobaric process
C. Isothermal process
D. Isochoric process
9 Mean free path of gas molecules in inversely proportional to its.
A. Weight
B. Temperature
C. Pressure
D. Volume
10 What is the minimum number of thermodynamic parameters required to specify the state of gas system.
A. 1
B. 2
C. 3
D. Infinite

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