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

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

Set 1

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Set 2

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Set 3

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Set 4

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Set 5

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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

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.

Submit

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

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

Question # 1

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

Ans 1: m= 50kg
h = 3m
P.E = Mgh
= 3 x10 x 50
P.E = 1500

Submit

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

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.

Submit

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

Question # 1

Name such a device that converts mechanical energy into electrical energy

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

Submit

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

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 7

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 8

Question # 1

Define Kinetic energy, also give its formula.

Ans 1: The energy possessed by a body due to its motion is called kinetic energy . Formula: K.E.=1/2 mv2

Submit

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

Question # 1

Name such a device that converts mechanical energy into electrical energy

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

Submit

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

Question # 1

Define mechanical energy.

Ans 1: Energy in required form obtained from a working system is always less than the energy give to it as input. Because every system meet energy losses due to friction in the form of heat, noise etc.

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

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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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

Write down two ases of thermal pollution.

How nuclear energy is obtained

Write names of two non-renewable and renewable sources of energy

What is meant by efficiency of a system?

What is soil erosion

Define kinetic energy also give its formula

When does a force do work? Explain.

Define kinetic EnergyWrite its equation

Define potential energy also give its formula

Define power and watt

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

Write down two ases of thermal pollution.

How nuclear energy is obtained

Write names of two non-renewable and renewable sources of energy

What is meant by efficiency of a system?

What is soil erosion

Define kinetic energy also give its formula

When does a force do work? Explain.

Define kinetic EnergyWrite its equation

Define potential energy also give its formula

Define power and watt

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

Define chemical energy and write one method to obtain it

How do we gain energy from air

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?

How is energy produced from nuclear fuels

How solar energy can be converted directly into electricity

Name such a device that converts mechanical energy into electrical energy

Give the uses of solar cells.

What are solar panels

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

What is meant by Nuclear Energy

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

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

How much work is done when a body moves with uniform velocity?

Prove that

How nuclear energy is obtained

Write the mass energy equation and value of speed of light

Name such a device that converts mechanical energy into electrical energy

Define potential energy, also give its formula.

Write brief note on Einstein mass energy equation

Define fission reaction

Name the device that converts mechanical energy into electrical energy.

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

Write down two ases of thermal pollution.

What are solar panels

How Biomass is used to obtain energy

What is photo cell

Define Kinetic energy, also give its formula.

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

What is meant by bio mass energy?

Define kinetic energy also give its formula

Define Work and Joule

Define watt.

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

Name such a device that converts mechanical energy into electrical energy