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

00:00
Question # 1

What is the SI unit for thermal conductivity.

Question # 2

How solid hydrogen is obtained.

Question # 3

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

Question # 4

What is the heat required in Kilo joules when the temperature of 100 g of copper is raised thgough 20 K/. Specific heat capacity of copper is 0.4 x 10-3 kg -1 k-1

Question # 5

A frictionless heat engine can be 100% efficient only if its exhaust temperature is

Question # 6

In which temperature range water decreases in volume with increasing temperature.

Question # 7

Which of the following is a clinical thermometer.

Question # 8

What is world's average surface air temperature.

Question # 9

For which process is the relation Delta Q = Delta V true.

Question # 10

What is the human body temperature in Celsius scale.

Question # 11

The process in which a system undergoes a change of state at constant volume.

Question # 12

The internal energy of an isolated system

Question # 13

In which given process does the system always return to the original thermodynamic state.

Question # 14

The ration of Universal gas constant and Avogadro's number is called.

Question # 15

Which of the following phenomenon gives evidence of the molecular structure of mater

Question # 16

The mechanical equivalent of heat

Question # 17

What is the average K.E. of gas molecules at temperature equal to K.

Question # 18

The specific heat of an ideal gas values as

Question # 19

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

Question # 20

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

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 The door of an operating refrigerator in a closed room is opened after sometime the temperature of the room will be
A. Lowered
B. Raised
C. Unaffected
D. Become zero
2 Efficiency of a Carnot engine can never be 1 or 100% unless cold reservoir is at absolute temperature.
A. 0 K
B. 100 K
C. 273 K
D. 373 K
3 Which of the given geometries will result in the largest convection consfficient.
A. Vertical plate
B. Diagonal plate
C. horizontal plate facing upwards
D. Horizontal plate facing downwards
4 How solid hydrogen is obtained.
A. By cascade process
B. By joule kelvin effect
C. By adiabatic expansion
D. Lowering temperature below melting point
5 Mean free path of gas molecules in inversely proportional to its.
A. Weight
B. Temperature
C. Pressure
D. Volume
6 A heat engine with 100% efficiency would have to.
A. Do no work
B. Be at uniform temperature
C. Use no heat
D. Discharge of 0 oC
7 The process in which no heat enters or leaves the system is called.
A. Isdobaric
B. Isochoric
C. Isothermal
D. Adiabatic
8 What is the internal energy of a mono atomic ideal gas.
A. Potential only
B. Parity kinetic and parity potential
C. Kinetic only
D. Neither kinetic nor potential
9 Which of the following should not change in isothermal operation.
A. Heat constant
B. Volume
C. Pressure
D. Temperature
10 Which of the following in the best container for gas during adiabatic process.
A. Copper vessel
B. Thermos flask
C. Glass container
D. Wooden container

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