9th Class Physics English Medium Chapter 6 Work and Energy Online Short Questions Preparation

9th Class Physics Chapter 6 Online Preparation

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Online Short Questions For Chapter 6 "9th Class Physics English Medium Chapter 6 Preparation "

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Total Questions10
Available Sets11

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Physics (New Book) - 9th Class Physics English Medium Chapter 6 Preparation

Question # 1

Define chemical energy and write one method to obtain it

Ans 1: Chemical Energy: Energy produce during chemical reactions is called chemical energyMethod to Obtain it: Burning of coal, natural gas and wood in arit is chemical reaction which release energy as heat and light.

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Prepare Complete Set Wise Questions For Chapter 6 "9th Class Physics English Medium Chapter 6 Preparation "

Set 1

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Set 2

10 Questions
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Set 3

10 Questions
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Set 4

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Set 5

10 Questions
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Set 6

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Set 7

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Set 8

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Set 9

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Set 10

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Set 11

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9th Class Physics English Medium Chapter 6 Preparation - Set 1

Question # 1

Define chemical energy and write one method to obtain it

Ans 1: Chemical Energy: Energy produce during chemical reactions is called chemical energyMethod to Obtain it: Burning of coal, natural gas and wood in arit is chemical reaction which release energy as heat and light.

Submit

9th Class Physics English Medium Chapter 6 Preparation - Set 2

Question # 1

What is soil erosion

Ans 1: As the rain water flows down its kinetic energy changes into thermal energy while parts of the kinetic energy of following water is used to wash away soil particles of rocks known as soil erosion.

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9th Class Physics English Medium Chapter 6 Preparation - Set 3

Question # 1

Define efficiency and write its equation

Ans 1: Efficiency: Efficiency of a system is the ratio of required form of energy obtained from a system as output to the total energy give to it as input
Ans 2: Formula of Efficiency can be obtained by following

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9th Class Physics English Medium Chapter 6 Preparation - Set 4

Question # 1

Write the names of major sources of Energy

Ans 1: Major Source of Energy
Fossil fuels, Nuclear fuels, Sun, Water

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9th Class Physics English Medium Chapter 6 Preparation - Set 5

Question # 1

Define unit of work.

Ans 1: Unit of work is joule. Amount of work is one joule when a force of one newton displaces a body through one meter in the direction of force. 1 J = 1 Nm

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

Question # 1

Prove that

Ans 1: P=W/t
P=f.s/t
P=F.v

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9th Class Physics English Medium Chapter 6 Preparation - Set 7

Question # 1

What two sources of non-renewable energy

Ans 1: Non-renewable: Those sources of energy which finish with continous use of these source are called source of non-renewable energy
Fossil fuels,Nuclear fuels
Ans 2: Non-renewable resources: The fossil fuels took millions of years for their formation So they are known as non-renewable resources
Ans 3: Example: Oil, Coal, Gas etc.

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

Question # 1

What is Magma?

Ans 1: In some parts of world,the Earth provided us hot water from geyser& hot spring there is hot molten part, deep in earth called magma.

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

Question # 1

Write down the name of two nuclear reactions.

Ans 1: Fission and Fusion are two major reactions which give out nuclear energy.

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9th Class Physics English Medium Chapter 6 Preparation - Set 10

Question # 1

What two sources of non-renewable energy

Ans 1: Non-renewable: Those sources of energy which finish with continous use of these source are called source of non-renewable energy
Fossil fuels,Nuclear fuels
Ans 2: Non-renewable resources: The fossil fuels took millions of years for their formation So they are known as non-renewable resources
Ans 3: Example: Oil, Coal, Gas etc.

Submit

9th Class Physics English Medium Chapter 6 Preparation - Set 11

Question # 1

What is meant by term power?

Ans 1: The rate of doing work is called power. P = Work/time

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Physics

6th Unit

9th class Physics Chapter 6 (English Medium)

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Matric Part 1/9th Class Physics Chapter 6 Short Question Test With Answer for Unit 6 Work and Energy

9th Class English Medium Subjects

9th Class Urdu Medium Subjects

Online Short Questions For Chapter 6 "9th Class Physics English Medium Chapter 6 Preparation "

Physics (New Book) - 9th Class Physics English Medium Chapter 6 Preparation

Define chemical energy and write one method to obtain it

Define Elastic potential energy.

Define elastic potential energy

Why fossil fuels are called non- renewable source of energy?

Define heat energy

Define Elastic potential energy and give its example.

What are the major sources of energy?

Differentiate between solar cell and solar penal

Give example of the renewable energy source

Define potential energy, also give its formula.

Prepare Complete Set Wise Questions For Chapter 6 "9th Class Physics English Medium Chapter 6 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 6 Preparation - Set 1

Define chemical energy and write one method to obtain it

Define Elastic potential energy.

Define elastic potential energy

Why fossil fuels are called non- renewable source of energy?

Define heat energy

Define Elastic potential energy and give its example.

What are the major sources of energy?

Differentiate between solar cell and solar penal

Give example of the renewable energy source

Define potential energy, also give its formula.

9th Class Physics English Medium Chapter 6 Preparation - Set 2

What is soil erosion

How can you find the efficiency of system

What is meant by effieciency of a system

What are solar panels.

How much power is used by a 40Kg athleteby climbing 10m high ladder in 10s

To construct such a working system whose efficiency is 100% is impossible Why

Write down the two disadvantages of fossil fuels

Give a example of the renewable energy source.

Give the use of solar cell

Which form of energy is most preferred and why

9th Class Physics English Medium Chapter 6 Preparation - Set 3

Define efficiency and write its equation

What is meant by Geothermal energy

Mechanical energy can be converted in heat energy

How solar energy can be converted directly into electricity

Write two disadvantages of thermal pollution

Differentiate between solar cell and solar penal

What is meant by effieciency of a system

Write the names of major sources of Energy

Name such a device that converts mechanical energy into electrical energy

Write names of two renewable energy sources

9th Class Physics English Medium Chapter 6 Preparation - Set 4

Write the names of major sources of Energy

Define unit of work

Prove that

Define kinetic energy also give its formula

Define energy give two types of mechanical energy

Write brief note on Einstein mass energy equation

Give example of the renewable energy source

Write down two ases of thermal pollution.

How solar energy can be converted directly into electricity

Give the use of solar cell

9th Class Physics English Medium Chapter 6 Preparation - Set 5

Define unit of work.