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

An immersion heater rated at 150 W is fitted into a large block of ice at 0 oC. The specific latent heat of fusionism 300 J g-1. How long does it take to melt 10 g of ice.

Question # 2

During solid ficain the temperature.

Question # 3

If the pressure of a gas is doubled, then its thermal conductivity will

Question # 4

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

Question # 5

How much lce will melt by 50,000 J of heat.

Question # 6

An ice making machine extracts energy at the rate of 500 W The specific latent heat of fusion of ice is 300 kj kg-1. How long does it take to freeze 2 kg of water at 0 oC.

Question # 7

Which of the following is standard scale of temperature

Question # 8

What is the total entropy change during an reversible cycle.

Question # 9

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.

Question # 10

What is the human body temperature in Celsius scale.

Question # 11

Heat Carnot be transferred from a colder to a hotter region unless work is done This is the statement of.

Question # 12

In the gas equation PV =nRT , V is the volume of.

Question # 13

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

Question # 14

The thermal inertia of a thermodynamic system is known as its.

Question # 15

Because of second law of thermodynamics about the direction of energy flow what is possible.

Question # 16

Why an even Carnot engine Carnot give 100% efficiency.

Question # 17

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

Question # 18

Law of increase of entropy is a result of

Question # 19

Which of the following in the best container for gas during adiabatic process.

Question # 20

The SI unit of heat capacity is.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 The internal inertia of a thermodynamics system is known as.
A. Enthalpy
B. Entropy
C. Isotherm
D. Adiabatic
2 What kind of movement is dictated by the laws of thermodynamcis.
A. Energy motion
B. Heat work
C. Light heat
D. Energy light
3 A Carnot engine can be 100% efficient of the sink is at.
A. 0 k
B. 0 oF
C. 0 oC
D. 273 K
4 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
5 Contrivances for converting heat into work are called.
A. Heat pumps
B. Heat engines
C. IC engines
D. Jet engine
6 The process in which no heat enters or leaves the system is called.
A. Isdobaric
B. Isochoric
C. Isothermal
D. Adiabatic
7 In ideal gas equation PV = nRT , R is
A. Universal gas constant
B. Avogadro's number
C. Plank's constant
D. Gravitational constant
8 Law of increase of entropy is a result of
A. First law of thermodynamics
B. Second law of thermodynamics
C. Third law of thermodynamics
D. Zeroth law of thermodynamics
9 The pressure of a gas is directly proportions to
A. Mean velocity of the molecules
B. Mean square velocity of the molecules
C. Root mean square velocity of the molecules
D. Instantaneous velocity of the molecules
10 The total gain in entropy of the working substance in a Carnot cycle is.
A. Positive
B. Negative
C. Infinite
D. Constant

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