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

Name the device that converts mechanical energy into electrical energy.

Ans 1: Generator is a device which converts mechanical energy into electrical energy.

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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

10 Questions
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Set 10

10 Questions
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Set 11

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

Question # 1

Name the device that converts mechanical energy into electrical energy.

Ans 1: Generator is a device which converts mechanical energy into electrical energy.

Submit

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

Question # 1

Write the mass energy equation and value of speed of light

Ans 1: Mass Energy Equation: The Einstein's mass-energy equation states that mass and energy are interconvertible to each other
Ans 2: Equation: E=mc

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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

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

Ans 1: To construct such a working system, whose efficiency is 100% is impossible because every system meets energy losses due to friction that causes heat, noise etc These are not the useful form of energyh and go waste.

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

Question # 1

What is meant by Nuclear Energy

Ans 1: Nuclear Energy: Energy released in various nuclear reactions like fission and fusion reaction is called nuclear energy
Ans 2: Peaceful. use of nuclear energy: The energy obtained from nuclear energy can be used to produce electricity

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

Question # 1

Write uses of energy, pollute our environment?

Ans 1: Burning of fuel and solid wastes in homes, automobiles and factories release harmful amounts of air pollutants
2- Nuclear power plants do not produce carbon dioxide, but they produce dangerous radioactive waste

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

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 8

Question # 1

Which form of energy is most preferred and why

Ans 1: Solar energy is preferred to others.
Ans 2: Reason: It does not pollute the environment
Its cost is less

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

Question # 1

Define work. Write formula and unit.

Ans 1: Work:
Work is done when a force acting on a body displaces it in the direction of a force
Work done = force x displacement
W= FS

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

Question # 1

What is magma

Ans 1: Magma 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 11

Question # 1

Give the use of solar cell

Ans 1: Solar cells are used in calculators watches and toys.

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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

Name the device that converts mechanical energy into electrical energy.

State law of conservation of energy.

What is magma

When does a force do work? Explain.

Write the bigger units of power

Define mechanical energy

What is difference between kinetic Energy and potential Energy

Give the use of solar cell

Mechanical energy converts into heat energy tive its example.

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

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 device that converts mechanical energy into electrical energy.

State law of conservation of energy.

What is magma

When does a force do work? Explain.

Write the bigger units of power

Define mechanical energy

What is difference between kinetic Energy and potential Energy

Give the use of solar cell

Mechanical energy converts into heat energy tive its example.

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

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

Write the mass energy equation and value of speed of light

How Biomass is used to obtain energy

Write uses of energy, pollute our environment?

Define potential energy and write its formula

What are solar panels

State law of conservation of energy.

Write two uses of wind energy

How solar energy can be converted directly into electricity

Define kinetic energy also give its formula

Differcreate between Mechanical energy and Sound energy

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

Give a example of the renewable energy source.

What is meant by bio mass energy

State law of conservation of energy

Write uses of energy, pollute our environment?

What two sources of non-renewable energy

Define power and watt

Why fossil fuels are called non-renewable form of energy

What is magma

Differcreate between Mechanical energy and Sound energy

What are solar panels.

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

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

Write down the name of two nuclear reactions.

Define Energy

Write the mass energy equation and value of speed of light

Define potential energy also give its formula

A body of mass 50 kg is raised to a height of 3m what is its potential energy?

When does a force do work? Explain.

Give purposes of solar panels

What is photo cell

On which parts solar house heating system consist of

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

What is meant by Nuclear Energy