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

Which quantity is common for systems in thermal equilibrium.

Question # 2

How many calories of heat are required to evaporate completely 1 g or ice at 0 oC

Question # 3

A diatomic gas contains only

Question # 4

How many calories of heat are required to evaporate completely 1 g of ice at 0 oC

Question # 5

In which thermodynamic process enthalpy of the system remains constant.

Question # 6

Efficiency of a Carnot engine can never be 1 or 100% unless cold reservoir is at absolute temperature.

Question # 7

On what factor the internal energy of a thermodynamic system depend upon.

Question # 8

Under an isothermal process internal energy of the system.

Question # 9

On which of the following the kinetic theory of gases is not applicable.

Question # 10

Which one of the following is an example of a reversible process.

Question # 11

Andrews isothermal helps to messure

Question # 12

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 # 13

Which statement about convection is correct.

Question # 14

The highest efficiency of a heat engine whose low temperature is 17 oC and the high temperature of 200 oC is.

Question # 15

A sample of an ideal gas may i) energy adiabatically, or ii) Expand isothermally. the net flow of heat into the gas from the exterior is.

Question # 16

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

Question # 17

What is the total entropy change during an reversible cycle.

Question # 18

Contrivances for converting heat into work are called.

Question # 19

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

Question # 20

The temperature of 1 kg of hydrogen gas is the same as that of 1 kg of helium gas if.

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Sr.# Question Answer
1 What is the average K.E. of gas molecules at temperature equal to K.
A. kt/3
B. 3/2 KT
C. 1/2 KT
D. 2/3 KT
2 Which of the following phenomenon gives evidence of the molecular structure of mater
A. Evaporation
B. Diffusion
C. Brownian movement
D. All of the above
3 The specific heat of an ideal gas values as
A. To
B. T1
C. T2
D. T3
4 The ideal thermal efficiency of a cyclic heat engine is limited by
A. Friction in the engine
B. Amount of heat in the engine
C. Difference between input temperature and output temperature.
D. Amount of work
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 In general work done on or by a gas depends on.
A. The initial state only
B. The final state only
C. The initial and final states
D. The initial state the final state and the path
7 A Carnot engine can be 100% efficient of the sink is at.
A. 0 k
B. 0 oF
C. 0 oC
D. 273 K
8 When ever a system is made to complete a cyclic process the work done during the complete cycle.
A. Is zero
B. Is negative
C. Is positive
D. Depends upon the path followed
9 Which kind of motion is exhibited by molecules of monoatomic gas.
A. Rotatory
B. Vibratory
C. Translatory
D. Random
10 The ration of Universal gas constant and Avogadro's number is called.
A. Equilibrium constant
B. Velocity constant
C. Boitzmann's constant
D. Gravitational constant

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