Physics 9th Class English Medium Chapter 8 Thermal (Properties of Matter) Short Questions Preparation with Answers

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Online Short Questions For Chapter 8 "9th Class Physics English Medium Chapter 8 Preparation "

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Total Questions10
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Physics (New Book) - 9th Class Physics English Medium Chapter 8 Preparation

Question # 1

How can Celsius scale be converted into Kelvin and Fahrenheit scales

Ans 1: Celsius to Fahrenheit scale: The temperate T on Kelvin scale be obtained by adding 273 in the temperature C on Celsius scale Thus
Ans 2: Celsius to Fahrenheit scale: Since 100 divisions on Celsius scale are equal to 180 division on Fahrenheit scale Therefore, each division on Celsius scale is equal to 1.8 divisions on Fahrenheit scale Moreover correcsponds

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Prepare Complete Set Wise Questions For Chapter 8 "9th Class Physics English Medium Chapter 8 Preparation "

Set 1

10 Questions
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Set 2

10 Questions
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Set 3

10 Questions
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Set 4

10 Questions
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Set 5

10 Questions
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Set 6

10 Questions
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Set 7

10 Questions
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Set 8

10 Questions
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Set 9

10 Questions
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Set 10

10 Questions
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Set 11

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9th Class Physics English Medium Chapter 8 Preparation - Set 1

Question # 1

How can Celsius scale be converted into Kelvin and Fahrenheit scales

Ans 1: Celsius to Fahrenheit scale: The temperate T on Kelvin scale be obtained by adding 273 in the temperature C on Celsius scale Thus
Ans 2: Celsius to Fahrenheit scale: Since 100 divisions on Celsius scale are equal to 180 division on Fahrenheit scale Therefore, each division on Celsius scale is equal to 1.8 divisions on Fahrenheit scale Moreover correcsponds

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9th Class Physics English Medium Chapter 8 Preparation - Set 2

Question # 1

Describe relation between heat capacity and quantity of substance

Ans 1: Relation: Heat Capacity mass
Larger is the quantity of a substance larger will be its heat capacity
Ans 2: Example: Heat capacity of 1kg water is 4200jkg then heat capacity of 5kg water is 21000jkg

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9th Class Physics English Medium Chapter 8 Preparation - Set 3

Question # 1

Define specific heat capacity How would you find the specific heat of a solid

Ans 1: Specific heat capacity of a substance is defined as the amount of heat required to raise temperature of one kg mass of that substance through
Ans 2: Unit; Its unit is jkg

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9th Class Physics English Medium Chapter 8 Preparation - Set 4

Question # 1

What is a relationship between the coefficient of linear and bolume expansion

Ans 1: The coefficient of linear and volume expansion are related by the equation
B=3a

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9th Class Physics English Medium Chapter 8 Preparation - Set 5

Question # 1

What is meant by bimetallic strip

Ans 1: Bimetallic strip: Bimetallic strip is strip which is consists of two different metals, usually brass and iron.
Ans 2: Uses of bimetal strip: Bimetal strips are used in thermometers to measure temperatures especial in furnaces and ovens.
Bimetal strips are used in thermostats to control the temperature of heater coil in an electric iron.

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9th Class Physics English Medium Chapter 8 Preparation - Set 6

Question # 1

What is a relationship between the coefficient of linear and bolume expansion

Ans 1: The coefficient of linear and volume expansion are related by the equation
B=3a

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9th Class Physics English Medium Chapter 8 Preparation - Set 7

Question # 1

How temperature determines the direction of flow of heat

Ans 1: Temperature determines the direction of flow of heat as it flows from a hot body to a cold body until thermal equilibrium is reached
Ans 2: Example: When a cup of hot tea or water is placed in a room it cools down gradually it stops cooing as it reaches the room temperature.

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9th Class Physics English Medium Chapter 8 Preparation - Set 8

Question # 1

What is meant by linear thermal expansion

Ans 1: If length of solid changes with change in temperature is called linear thermal expansion

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9th Class Physics English Medium Chapter 8 Preparation - Set 9

Question # 1

How evaporation differs from vaporization

Ans 1: Evaporation is differs from vaporization because evaporation takes places from the surface of liquid at all temperatures. But vaporization takes place at a fixed temperature or boiling point

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9th Class Physics English Medium Chapter 8 Preparation - Set 10

Question # 1

How wind affects evaporation

Ans 1: Wind blowing over the surface of a liquid sweeps away the liquid molecules that have just escaped out it thus stops these molecules from returning to the liquid which increases vaporization

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9th Class Physics English Medium Chapter 8 Preparation - Set 11

Question # 1

How wind affects evaporation

Ans 1: Wind blowing over the surface of a liquid sweeps away the liquid molecules that have just escaped out it thus stops these molecules from returning to the liquid which increases vaporization

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9th class Physics Chapter 8 (English Medium)

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Matric Part 1/9th Class Physics Chapter 8 Short Question Test With Answer for Unit 8 Thermal Properties of Matter

9th Class English Medium Subjects

9th Class Urdu Medium Subjects

Online Short Questions For Chapter 8 "9th Class Physics English Medium Chapter 8 Preparation "

Physics (New Book) - 9th Class Physics English Medium Chapter 8 Preparation

How can Celsius scale be converted into Kelvin and Fahrenheit scales

What is meant by evaporation

What is temperature

Why gaps are left in railway tracks.

Define latent heat of vaporization

Write the properties of thermometric substance

Define upper and lower fixed points of a thermometer

Why water is used in cooling system of vehicles

How does heating, affect the motioin of molecules of a gas

Define specific heat capacity How would you find the specific heat of a solid

Prepare Complete Set Wise Questions For Chapter 8 "9th Class Physics English Medium Chapter 8 Preparation "

Set 1

Set 2

Set 3

Set 4

Set 5

Set 6

Set 7

Set 8

Set 9

Set 10

Set 11

9th Class Physics English Medium Chapter 8 Preparation - Set 1

How can Celsius scale be converted into Kelvin and Fahrenheit scales

What is meant by evaporation

What is temperature

Why gaps are left in railway tracks.

Define latent heat of vaporization

Write the properties of thermometric substance

Define upper and lower fixed points of a thermometer

Why water is used in cooling system of vehicles

How does heating, affect the motioin of molecules of a gas

Define specific heat capacity How would you find the specific heat of a solid

9th Class Physics English Medium Chapter 8 Preparation - Set 2

Describe relation between heat capacity and quantity of substance

Differentiate between heat and Internal energy

Write names of two scales of measuring temperature

Write the properties of thermometric substance

What are the factors on which internal energy depends upon.

On what factors, radiation depends?

What is temperature?

Does water and spirit evaporate at the same rate

What is meant by specific heat

What is meant by freezing point

9th Class Physics English Medium Chapter 8 Preparation - Set 3

Define specific heat capacity How would you find the specific heat of a solid

What is thermometer

Give the names of factors on which evaporation of a liquid depends

Why bottoms of cooking pots are made black?

Write equation of conversion from Kelvin scale to Celsius scle

Define lower and upper fixed points

Write two charactersticws of the liquid used in thermometer

Why wet clothes dry up more quickly in summer then winter

Define Evaporation

Define volume thermal expansion and temperature co-efficient of volume expansion

9th Class Physics English Medium Chapter 8 Preparation - Set 4

What is a relationship between the coefficient of linear and bolume expansion

What is meant by linear thermal expansion

Define latent heat of vaporization

Write the value of latent heat of fusion not aluminum and copper

What is the use of thermometer

Describe relation between heat capacity and quantity of substance

Define Evaporation

Define Lower fixed point.

Write formula for heat capacity

Write names of two scales of measuring temperature

9th Class Physics English Medium Chapter 8 Preparation - Set 5

What is meant by bimetallic strip