60 Questions
What is the primary method of generating electricity in power stations?
Converting different forms of energy into electrical energy
What is the function of a turbine in a coal-powered power station?
To convert mechanical energy into electrical energy
What is the purpose of pulverization in a coal-powered power station?
To crush large chunks of coal into a fine powder
What is the main disadvantage of using coal as an energy source?
It contributes to environmental pollution and climate change
What is the function of a generator in a coal-powered power station?
To convert mechanical energy into electrical energy
What is the purpose of combustion in a coal-powered power station?
To burn coal
What is transmitted through power lines in a coal-powered power station?
Electricity
What type of energy source is coal?
Non-renewable
What is the purpose of steam generation in a coal-powered power station?
To boil water
What is an alternative energy source?
Sources of energy that are not derived from fossil fuels
What is the primary function of a hydroelectric power plant?
To convert the potential energy of stored water into electricity
What is a major advantage of wind power?
Low operational costs
What is the primary challenge of solar power?
Intermittent energy supply
What is geothermal energy used for?
To generate electricity from the Earth's interior
What is the primary purpose of a portable generator?
To provide power during outages
What is a characteristic of renewable energy sources?
Renewability
What is biomass energy used for?
To generate electricity through combustion or anaerobic digestion
What is the Faraday Disk used for?
To demonstrate electromagnetic induction
What is a benefit of using alternative energy sources?
Lower environmental impact
What is a common challenge faced by wind power and solar power?
Variable energy supply
What is the primary source of energy for hydroelectric power plants?
Stored water
What is a common challenge shared by wind and solar power?
Variable energy supply
What is the purpose of photovoltaic cells in solar power generation?
To convert sunlight into electricity
What is the primary advantage of biomass energy?
It is renewable
What is the primary function of a turbine in a hydroelectric power plant?
To convert kinetic energy into electricity
What is a characteristic of sustainable energy sources?
They are renewable
What is the primary purpose of portable generators?
To provide backup power during outages
What is an advantage of hydroelectric power plants?
They produce no emissions during operation
What is the primary advantage of wind power?
It has low operational costs
What is geothermal energy used for?
To generate electricity
What is the primary function of a power station?
To facilitate the generation of electrical power
What is the purpose of the turbine in a coal-powered power station?
To convert mechanical energy into electrical energy
What is the environmental impact of the reliance on coal as an energy source?
It results in habitat destruction, environmental pollution, greenhouse gas emissions, and climate change
What is the purpose of steam generation in a coal-powered power station?
To boil water to generate steam
What is the function of a generator in a coal-powered power station?
To convert mechanical energy into electrical energy
What is the primary characteristic of coal as an energy source?
It is a non-renewable energy source
What is the purpose of combustion in a coal-powered power station?
To generate steam from burning coal
What is the primary function of a power station in South Africa?
To generate electricity from coal
What is the purpose of pulverization in a coal-powered power station?
To crush coal into a fine powder
What is the final step in a coal-powered power station?
Transmission of generated electricity
What is the primary source of energy for hydroelectric power plants?
Stored water
What is the primary advantage of wind power?
Low operational costs
What is the primary purpose of photovoltaic cells in solar power generation?
To convert sunlight directly into electricity
What is the primary characteristic of renewable energy sources?
Can be replenished naturally
What is the primary function of a turbine in a hydroelectric power plant?
To turn generators to produce electricity
What is the primary challenge faced by solar power?
Intermittent energy supply
What is the primary purpose of portable generators?
To generate electricity during power outages
What is the primary benefit of using alternative energy sources?
Lower environmental impact
What is the primary advantage of biomass energy?
Renewable and sustainable
What is the primary characteristic of sustainable energy sources?
Lower environmental impact
What is the main purpose of a power station?
To convert different forms of energy into electrical energy
What is the result of burning coal in a furnace?
Production of steam
What is a common characteristic of alternative energy sources?
They are not derived from fossil fuels
What is the role of a turbine in a coal-powered power station?
To convert mechanical energy into electrical energy
What is the environmental impact of the reliance on coal as an energy source?
It contributes to environmental pollution and climate change
What is the purpose of a generator in a coal-powered power station?
To convert mechanical energy into electrical energy
What is the primary energy source used in South Africa for electricity generation?
Coal
What is the process of converting mechanical energy into electrical energy?
Electrical generation
What is the final product of a coal-powered power station?
Electricity
What is the purpose of pulverization in a coal-powered power station?
To crush large chunks of coal into a fine powder
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