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 statement about convection is correct.

Question # 2

In which thermodynamic process enthalpy of the system remains constant.

Question # 3

The pressure of a goas is directly proportion to

Question # 4

A metallic rod is continuously heated at its two ends, The heat following through the rod does not depend upon.

Question # 5

Thermodynamics deals with

Question # 6

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

Question # 7

What makes the air coming out of a punctured tyre cool.

Question # 8

Which law states that two given samples of an ideal gas at the same temperature pressure and volume contain the same number of molecules.

Question # 9

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

Question # 10

The normal Human body temperature in Fahrenheit scale is.

Question # 11

Which following properties of molecules of a gas is same for all gases at a particular temperature.

Question # 12

if temperature eon Celsius scale is 50 oC the temperature on Fahrenheit scale will be.

Question # 13

If two gases have same reduced pressure volume and temperature it is according to

Question # 14

If the temperature of the source and sink are increased by same amount the efficiency of the engine.

Question # 15

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

Question # 16

The pressure of a gas is directly proportions to

Question # 17

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

Question # 18

Which one is the primary standard for temperature measurement.

Question # 19

During an adiabatic gas expansion the environment

Question # 20

In an isochoric process.

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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 What is the necessary condition for Boyle's law to hold good.
A. Isothermal
B. Adiabatic
C. Isobaric
D. Isochoric
2 A fixed mass of an ideal gas absorbs 1000 J of heat and expands under a constant pressure of 20 kPa from a volume of 25 x 10-3 m3 to a volume 50 x 10-3 The change internal energy of the gas is.
A. 500 J
B. 1000 J
C. -1000 J
D. Zero
3 Difference between the molar heat capacity constant pressure and that a constant volume is equal to
A. Root mean square velocity
B. Mean free path
C. Boltzmann's constant
D. Universal gas constant
4 A diatomic gas contains only
A. Translational K.E.
B. Rotational K.E.
C. Vibrational K.E.
D. All of these
5 According to kinetic energy of gases one assumes that the collisions between the molecules are.
A. Perfectly elastic
B. Perfectly inelastic
C. Partly elastic
D. Partly inelastic
6 What is the human body temperature in Celsius scale.
A. 30 oc
B. 36. 9 oC
C. 98. 4 oC
D. 100 oC
7 If a gas does 10 J of external work white expanding then the change in internal energy is equal to.
A. 0 J
B. 10 J
C. -10 J
D. 100 J
8 The thermal inertia of a thermodynamic system is known as its.
A. Entropy
B. Enthalpy
C. Isothermal conduction
D. Adiabatic conduction
9 The internal energy of monoatomic gas is.
A. 3/2 RT
B. Independent of temperature
C. In the form of K.E.
D. Partially kinetic and partially potential
10 The Fahrenheit and Kelvin scales intersect at
A. 40
B. -40
C. 140
D. -140

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