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

Give purposes of solar panels

Ans 1: Solar panels can provide power to telephone booths, light house, scientific research centres and satellites.

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

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Set 3

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Set 4

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Set 11

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

Question # 1

Give purposes of solar panels

Ans 1: Solar panels can provide power to telephone booths, light house, scientific research centres and satellites.

Submit

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

Question # 1

What is meant by effieciency of a system

Ans 1: Efficiency of a system is the ration of required form of energy obtained from a system as output to the total energy given to it as input

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

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

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 5

Question # 1

Define energy give two types of mechanical energy

Ans 1: Energy: A body possesses energy if it is carpetable to do work
Ans 2: Unit: Its unit s joule
Ans 3: Quantity: It is scalar quantity
Types of Mechanical Energy: There are two types of mechanical energy
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

Write down two ases of thermal pollution.

Ans 1: Global warming is the major causes of thermal pollution. The heat produced bby fission reaction causes thermal polution.

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

Question # 1

Differentiate between mechanical and chemical energy

Ans 1: Mechanical Energy: The energy possessed by a body both due to its motion or position is called mechanical energy moving car wind lifted hammar posses mechanical energy
Ans 2: Chemical Energy: The energy releases during different chemical reaction called chemical energy i.e Energy from burning of wood coal or natural gas in air is chemical energy

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

Question # 1

Define energy give two types of mechanical energy

Ans 1: Energy: A body possesses energy if it is carpetable to do work
Ans 2: Unit: Its unit s joule
Ans 3: Quantity: It is scalar quantity
Types of Mechanical Energy: There are two types of mechanical energy
Kinetic energy
Potential energy

Submit

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

Question # 1

Define Energy

Ans 1: Energy Ability of a body to do work is called energy
Ans 2: Unit: It has two basic types It SI unit is Joule

Submit

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

Question # 1

Differentiate between mechanical and chemical energy

Ans 1: Mechanical Energy: The energy possessed by a body both due to its motion or position is called mechanical energy moving car wind lifted hammar posses mechanical energy
Ans 2: Chemical Energy: The energy releases during different chemical reaction called chemical energy i.e Energy from burning of wood coal or natural gas in air is chemical energy

Submit

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

Give purposes of solar panels

What is meant by term power

Name such a device that converts mechanical energy into electrical energy

What is meant by efficiency of a system?

Define unit of work

Define chemical energy and write one method to obtain it

Define Elastic potential energy.

Write uses of energy, pollute our environment?

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

Define energy, give two types of mechanical energy.

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

Give purposes of solar panels

What is meant by term power

Name such a device that converts mechanical energy into electrical energy

What is meant by efficiency of a system?

Define unit of work

Define chemical energy and write one method to obtain it

Define Elastic potential energy.

Write uses of energy, pollute our environment?

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

Define energy, give two types of mechanical energy.

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

What is meant by effieciency of a system

Write down the name of two nuclear reactions.

What is photo cell?

Define kinetic energy and write tis equation

How solar energy can be converted directly into electricity?

Define efficiency and write its equation

What is meant by chemical energy

Define Elastic potential energy and give its example.

How is energy converted from one form to another

When does a force do work? Explain.

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

Name the device that converts mechanical energy into electrical energy.

Write the uses of wind energy

Define mechanical energy and write its types

What is difference between kinetic Energy and potential Energy

What is photo cell?

Define power and watt

A cyclist does 12 joules of useful work while pedaling his bike from every 100 joules of food energy which he takes. What is his efficiency?

Differcreate between Mechanical energy and Sound energy

Define geothermal energy and elastic potential energy

Write the bigger units of power

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

Define efficiency and write its equation

State law of conservation of energy.

Name the device that converts mechanical energy into electrical energy.

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

What is meant by term power

Write equation for K.E and P.E

Define unit of work

Write brief note on Einstein mass energy equation

Define kinetic EnergyWrite its equation

What is magma

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

Define energy give two types of mechanical energy