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

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

Question # 2

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 # 3

What happens to Carnot efficiency if the source temperature increases.

Question # 4

The amount of heat needed per unit mass to raise the temperature of a system one degree at constant pressure is numerically aqual to

Question # 5

Which of the following is a non contacting device that intercepts and measures thermal radiation.

Question # 6

What is the minimum number of thermodynamic parameters required to specify the state of gas system.

Question # 7

Under an isothermal process internal energy of the system.

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

Which of the following is a thermodynamic potential

Question # 12

Advantage of using gases as thermornetic substrates is taht

Question # 13

Change in which parameter determines the work done by a gas during adiabatic prcoess.

Question # 14

Which of the following is a clinical thermometer.

Question # 15

Which of the following is an example of an irreversible process.

Question # 16

Efficiency of a Carnot engine depends on

Question # 17

If the gas pressure is increased then its mean free path becomes.

Question # 18

Temperature of a gas is related to.

Question # 19

In the free expansion of a perfect gas there is no.

Question # 20

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

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 In free expansion of a gas. the internal energy of the system.
A. Increases
B. Descreases
C. Remain unchanged
D. Becomes infinite
2 A gas thermometer is more sensitive than a mercury thermometer because the expansion of gas for 1 o/c rise in temperature is.
A. Five times as much as mercury
B. Ten times as much as mercury
C. Twenty times as much as mercury
D. Hundred times as much as mercury
3 According to kinetic theory of gases one assumes that the collisions between molecules are.
A. Perfectly elastic
B. Perfectly inelastic
C. Partly elastic
D. Partly inelastic
4 What is a thermal properly of a material that determines the quantity of energy required to change the phase of a unit mass of that substance.
A. Specific heat
B. Latent heat
C. Internal energy
D. Specific energy
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 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 internal energy of an isolated system
A. Is zero
B. Keeps on changing
C. Remains constant
D. Cannot be judged
8 When all the systems taking part in a process are included, the entropy.
A. Decreases
B. Either remains constant of increases
C. Either remains constant or decreases
D. Remains constnat
9 A convention current is the movement of fluid caused by the change in.
A. Pressure
B. Temperature
C. Densities
D. Volume
10 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
A. 0.4 kj
B. 0.8 kj
C. 400 kj
D. 800 kj

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