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

Question # 1

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

Ans 1: 1- Electric Motor
2- Electric Fan
3- Elevator
4- Drill machine
5- Grinder Sewing machine

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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

10 Questions
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Set 5

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Set 6

10 Questions
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Set 7

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Set 8

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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

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

Ans 1: 1- Electric Motor
2- Electric Fan
3- Elevator
4- Drill machine
5- Grinder Sewing machine

Submit

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

Question # 1

Define unit of work

Ans 1: Unit of work is joule (J)
Amount of work is one joule when a force of one newton displace a body through one meter in the direction of force

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

Question # 1

Give a example of the renewable energy source.

Ans 1: Sun light and water power are renewable energy source.

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

Question # 1

Define unit of work

Ans 1: Unit of work is joule (J)
Amount of work is one joule when a force of one newton displace a body through one meter in the direction of force

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

Question # 1

Write two uses of wind energy

Ans 1: Uses of wind energy
Wind energy has powered sailing ships across the oceans
Wind energy has been used by windmills to rind grain and pump water

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

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 7

Question # 1

Define geothermal energy and elastic potential energy

Ans 1: Geothermal Energy: There is hot molton part, deep in the earth called magma water reaching close to the magma charges to steam due to the high temperature of magma This energy is called geothermal energy This energy can be utilized by drilling deep in the earth
Ans 2: Elastic potential energy: Energy of a compressed or stretched spring is known as elastic potential energy
Ans 3: Example: Stretch bow posses potential

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

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 9

Question # 1

Write brief note on Einstein mass energy equation

Ans 1: Einstein predicted the interconversion of matter and energy. According to him, a loss in the mass of a body provides a lot of energy This happen in the nuclear reaction The reaction between the mass m and energy E is given by Einstein's mass energy equation
The above equation shows that tremendous amount of energy can be obtained from small quantity of matter It happens that matter is a highly concentrated form of energy

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

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 11

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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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

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

Define power and watt

Define potential energy, also give its formula.

Why output energy is always less than the input energy

Mechanical energy converts into heat energy tive its example.

Where and why catalytic converter is to be used

What is magma

What are effects of fossil fuels on human health

Give purposes of solar panels

How do we gain energy from air

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

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

Define power and watt

Define potential energy, also give its formula.

Why output energy is always less than the input energy

Mechanical energy converts into heat energy tive its example.

Where and why catalytic converter is to be used

What is magma

What are effects of fossil fuels on human health

Give purposes of solar panels

How do we gain energy from air

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

Define unit of work

Where and why catalytic converter is to be used

How Biomass is used to obtain energy

Define geothermal energy and elastic potential energy

Why output energy is always less than the input energy

What are the major sources of energy?

What is the second name of solar cell and how it made

Differentiate between mechanical and chemical energy

Name two devices that convert electrical energy into mechanical energy

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

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

Give a example of the renewable energy source.

When does a force do work? Explain.

Define geothermal energy and elastic potential energy

How solar energy can be converted directly into electricity

Name the device that converts mechanical energy into electrical energy.

Write the bigger units of power

Write two disadvantages of thermal pollution

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

Define Walt

On which factor work depends

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

Define unit of work

Define work. What is its SI unit.

What is meant by term power?

Write names of two renewable energy sources

Write down the name of two nuclear reactions

A crate is moved by pulling, with mass the attached to it.

Define potential energy, also give its formula.

When does a foce do work

Write uses of energy, pollute our environment?

On which parts solar house heating system consist of

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

Write two uses of wind energy