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

  • Total Questions20

  • Time Allowed20

PPSC Physics Topic 3 Thermal Properties of Matter

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Question # 1

Entropy of universe is increasing day by da due to.

Question # 2

Which statement about convection is correct.

Question # 3

On increasing the temperature of source efficiency of Carnot engine.

Question # 4

Triple point of water in Kelvin scale is

Question # 5

On which temperature scale a degree is 1/180 of the interval between the freezing point and the boiling point.

Question # 6

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

Question # 7

A given quantity of an ideal gas is at pressure P and temperature T What is the isothermal bulk modulus of the gas.

Question # 8

Gas exert pressure on walls of the visual because gas molecules.

Question # 9

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

Question # 10

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

Question # 11

Under steady state the temperature of a body

Question # 12

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

Question # 13

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

Question # 14

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

Question # 15

Under an isothermal process internal energy of the system.

Question # 16

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

Question # 17

Which of the following has maximum specific heat.

Question # 18

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 # 19

Which kind of motion is exhibited by molecules of monoatomic gas.

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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PPSC Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 On which parameter, the heat capacity of a material depends upon.
A. Density of the material
B. Specific heat of the material
C. Temperature of the material
D. Structure of the material
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 At absolute zero of temperature.
A. The molecular energy is zero
B. Molecules have translational K.E
C. Molecules have rotational K.E.
D. Molecules have maximum energy
4 Which one of the following gases posses maximum oot mean square velocity.
A. Hydrogen
B. Oxygen
C. Nitrogen
D. Carbon dioxide
5 The specific heat of a substance is a function of its
A. mass
B. Weight
C. Volume
D.
Molecular structure
6 Efficiency of a Carnot engine can never be 1 or 100% unless cold reservoir is at absolute temperature.
A. 0 K
B. 100 K
C. 273 K
D. 373 K
7 From any substance the temperature and pressure at which the material can coexist in all three states in equilibrium is called.
A. Critical point
B. Triple point
C. Initial point
D. Final point
8 Which of the following devoices are used for measuring temperature.
A. Thermocouples
B. Thermistors
C. Thermometers
D. All of these
9 Pressure of a gas depends upon
A. Only on the molecular speed
B. Only on the speed of molecules on a unit volume
C. Only on the mass of molecules
D. Number of molecules mass and speed in a unit volume
10 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

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