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Questions and Answers
Which of the following is considered a conventional source of energy?
Which of the following is considered a conventional source of energy?
What is the most important source of energy mentioned in the text?
What is the most important source of energy mentioned in the text?
Which form of power generation is mainly utilized in electrical appliances like fridges and T.V.?
Which form of power generation is mainly utilized in electrical appliances like fridges and T.V.?
Where is the majority of the coal deposits found in India?
Where is the majority of the coal deposits found in India?
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What is considered as liquid gold and a crucial energy source in India and the world?
What is considered as liquid gold and a crucial energy source in India and the world?
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Which non-commercial energy source is freely available?
Which non-commercial energy source is freely available?
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What is the main fuel used in nuclear power plants?
What is the main fuel used in nuclear power plants?
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Which power generation type utilizes oil and coal?
Which power generation type utilizes oil and coal?
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Where is oil mainly found in India?
Where is oil mainly found in India?
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Which country is the fourth-largest coal-producing country?
Which country is the fourth-largest coal-producing country?
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What is the capacity to do work referred to as?
What is the capacity to do work referred to as?
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What term is used for the relationship between economic development and energy consumption?
What term is used for the relationship between economic development and energy consumption?
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How many major sources of energy are described in the text?
How many major sources of energy are described in the text?
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What does the word 'energy' mean according to Thomas Young in 1807?
What does the word 'energy' mean according to Thomas Young in 1807?
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What is the word derived from the Greek 'en-ergon' used for?
What is the word derived from the Greek 'en-ergon' used for?
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Which country's per capita energy consumption is likely to be higher according to the text?
Which country's per capita energy consumption is likely to be higher according to the text?
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What is the practical unit of resistance?
What is the practical unit of resistance?
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What is electric circuit?
What is electric circuit?
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What is the reciprocal of resistance?
What is the reciprocal of resistance?
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What is the property of a substance due to which it opposes the flow of electricity through it?
What is the property of a substance due to which it opposes the flow of electricity through it?
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What does KCL stand for in the context of electrical circuits?
What does KCL stand for in the context of electrical circuits?
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What are the components of an electric circuit known as?
What are the components of an electric circuit known as?
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What is the fundamental positive charge of electricity?
What is the fundamental positive charge of electricity?
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What is the SI unit of electric charge?
What is the SI unit of electric charge?
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What is the ability of a charge to do work called?
What is the ability of a charge to do work called?
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What is the movement or flow of electrons called?
What is the movement or flow of electrons called?
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What is the relationship between the voltage (V), the current (I), and the resistance (R) in a d.c. circuit called?
What is the relationship between the voltage (V), the current (I), and the resistance (R) in a d.c. circuit called?
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What is a close path in a circuit in which no element or node is encountered more than once?
What is a close path in a circuit in which no element or node is encountered more than once?
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What is defined as a junction in a circuit where two or more circuit elements are connected together?
What is defined as a junction in a circuit where two or more circuit elements are connected together?
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Study Notes
Conventional Sources of Energy
- Conventional sources of energy include fossil fuels such as coal, oil, and natural gas.
Importance of Energy
- Energy is a crucial element for economic development.
- The most important source of energy mentioned in the text is coal.
Power Generation
- Thermal power generation mainly utilizes coal and oil.
- Electrical appliances like fridges and TVs use alternating current (AC) power.
Coal Deposits in India
- The majority of coal deposits in India are found in the eastern region, particularly in Jharkhand, Odisha, and West Bengal.
Petroleum
- Petroleum is considered "liquid gold" and a crucial energy source in India and the world.
Non-Commercial Energy Sources
- Sunlight and wind are non-commercial energy sources that are freely available.
Nuclear Power Plants
- The main fuel used in nuclear power plants is uranium.
Oil Deposits in India
- Oil is mainly found in India in the western region, particularly in Gujarat and Mumbai.
Global Coal Production
- The fourth-largest coal-producing country is India.
Energy Terminology
- The capacity to do work is referred to as energy.
- The term "energy crisis" is used to describe the relationship between economic development and energy consumption.
- The text describes six major sources of energy.
- The word "energy" was first used by Thomas Young in 1807, and it is derived from the Greek "en-ergon".
- The country with a higher per capita energy consumption is likely to be a developed country.
Electrical Circuits
- The practical unit of resistance is the ohm (Ω).
- An electric circuit is a path through which electric current flows.
- The reciprocal of resistance is conductance.
- The property of a substance that opposes the flow of electricity through it is resistance.
- KCL stands for Kirchhoff's Current Law.
- The components of an electric circuit are known as circuit elements.
- The fundamental positive charge of electricity is the proton.
- The SI unit of electric charge is the coulomb (C).
- The ability of a charge to do work is called electric potential.
- The movement or flow of electrons is called electric current.
- The relationship between voltage, current, and resistance in a DC circuit is called Ohm's Law.
- A closed path in a circuit in which no element or node is encountered more than once is called a loop.
- A junction in a circuit where two or more circuit elements are connected together is called a node.
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Description
Test your understanding of conventional and non-conventional energy resources, the general structure of electrical power systems, and power generation methods such as hydel, nuclear, solar, and wind power.
