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

On which parameter internal energy of an ideal gas depends upon.

Question # 2

The internal energy of monoatomic gas is.

Question # 3

A mercury thermometer has

Question # 4

Absolute zero may be regarded as the temperature of which

Question # 5

The door of an operating refrigerator in a closed room is opened after sometime the temperature of the room will be

Question # 6

Which of the following is a thermodynamic temperature scale.

Question # 7

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

Question # 8

A heat engine with 100% efficiency would have to.

Question # 9

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

Question # 10

Which of the following is standard scale of temperature

Question # 11

The process is which volume of the system remains constant.

Question # 12

When the temperature of source and sink of a heat engine become equal the entropy change will be.

Question # 13

What happens to Carnot efficiency if the source temperature increases.

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

Woolen clothing a effective in keeping us warm because.

Question # 16

What is the mean free path in a gas.

Question # 17

Which of the following is a clinical thermometer.

Question # 18

Which thermometer is called sprint thermometer

Question # 19

The specific heat capacity of a substance is the amount of heat required to.

Question # 20

In free expansion of a gas. the internal energy of the system.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Mean free path in a gas is the
A. Distance travelled by a molecule before hitting a wall
B. Average distance travelled by a molecule in one second
C. Average distance travelled between molecules between any two successive collisions
D. Root mean square velocity
2 During an adiabatic gas expansion the environment
A. Serves as a heat sink
B. Serves as a heat source
C. Must be at a higher temperature than the gas
D. Does not have to participate
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 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
5 The specific heat capacity of the body depends upon.
A. the heat given to it
B. Mass of the body
C. Temperature raised
D. Material of the body
6 The term used for heat capacity per unit mass is.
A. Latent heat
B. Specific heat
C. Energy density
D. Specific energy
7 The Fahrenheit and Kelvin scales intersect at
A. 40
B. -40
C. 140
D. -140
8 The efficiency of Carnot engine is
A. Less than one
B. Zero
C. Greeter than one
D. Infinite
9 The specific heat capacity of a substance is the amount of heat required to.
A. Raise its temperature by 1 K
B. Raise the temperature of 1 kg of the substance by 1 K
C. Melt 1 kg of the substance
D. Boil 1 kg of the substance
10 Which quantity is common for systems in thermal equilibrium.
A. Heat
B. Temperature
C. Momentum
D. Specific heat

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