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 Potential energy and write its formula.

Ans 1: Potential Energy:
The energy possessed by a body due to its position is known as its potential energy P.E = mgh

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

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Set 10

10 Questions
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Set 11

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

Question # 1

Define Potential energy and write its formula.

Ans 1: Potential Energy:
The energy possessed by a body due to its position is known as its potential energy P.E = mgh

Submit

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

Question # 1

Where and why catalytic converter is to be used

Ans 1: New cars have catalytic converters, These devices convert some polluting gases.

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

Question # 1

When does a force work

Ans 1: In physics, work is done when a force acts on a body and moves it in the direction of the force
Ans 2: Explain: According to formula the work will be zero and IF work will also zero

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

Question # 1

When does a foce do work

Ans 1: When foce acts on the body and body covers some distance in the direction of force then we said force do work

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

Question # 1

Define mechanical energy

Ans 1: Mechanical Energy: Energy possessed by a body both due to its motion or position is called mechanical energy it has two types
Kinetic energy
Potential energy

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

Question # 1

What are solar panels.

Ans 1: Large number of solar cells are wired together to form solar panels

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

Question # 1

Where and why catalytic converter is to be used

Ans 1: New cars have catalytic converters, These devices convert some polluting gases.

Submit

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

Question # 1

Mechanical energy can be converted in heat energy

Ans 1: Explain with an example: By rubbing hands quickly these will be warmed Its means b rubbing hand muscular energy is used and as a result heat is produced, In this process of rubbing hands mechanical energy is converted into heat energy

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

Question # 1

Define work. What is its SI unit.

Ans 1: Work: work is done when a force acting on a body displaces it in the direction it in the direction of force. W = Force x displacement w= F.S Unit: Its unit is newton meter or joule.

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

Question # 1

Write the uses of wind energy

Ans 1: Use of Wind Energy: Wind energy is used as a source of energy for centuries
It has been used by windmills to grind grain and pump water It is also used to turn wind turbines.

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

Question # 1

State law of conservation of energy

Ans 1: Law of Conservation of Energy: Energy can neither be created nor be destroyed but can be converted from one form to another
Ans 2: Example: When we rub our hadn our muscular energy converts into heat energy

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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

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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 Potential energy and write its formula.

What are the major sources of energy?

Why output energy is always less than the input energy

Define potential energy also give its formula

Give the uses of solar cells.

Mechanical energy can be converted in heat energy

Define Kinetic energy, also give its formula.

What are effects of fossil fuels on human health?

Differentiate between electrical energy and light

What are effects of fossil fuels on human health

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 Potential energy and write its formula.

What are the major sources of energy?

Why output energy is always less than the input energy

Define potential energy also give its formula

Give the uses of solar cells.

Mechanical energy can be converted in heat energy

Define Kinetic energy, also give its formula.

What are effects of fossil fuels on human health?

Differentiate between electrical energy and light

What are effects of fossil fuels on human health

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

Where and why catalytic converter is to be used

What is meant by term power?

Give the uses of solar cells.

Define work and energy

Define elastic potential energy

Mechanical energy can be converted in heat energy

Why do we need energy

Write down the name of two nuclear reactions

Define Walt

Define chemical energy and write one method to obtain it

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

When does a force work

Write down two ases of thermal pollution.

Name the five devices that convert electrical energy into mechanical energy.

What is meant by chemical energy

Write the bigger units of power

Give the uses of solar cells.

Write down the name of two nuclear reactions.

On which parts solar house heating system consist of

Name the device that converts mechanical energy into electrical energy.

Name the five devices that convert electrical energy into mechanical energy

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

When does a foce do work

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

Give the uses of solar cells.

Mechanical energy converts into heat energy tive its example.

Differcreate between Mechanical energy and Sound energy

What is photo cell?

Define energy give two types of mechanical energy

Define Potential energy and write its formula.

How do we gain energy from air

Write the uses of wind energy

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

Define mechanical energy