Environmental Studies ยท Science General
Energy Resources and Storage
2,821 Questions
Energy Resources questions explore conventional and renewable energy sources, including wind, hydropower, and biomass technologies. These concepts are crucial for SSC, UPSC, and state competitive exams. Practice these questions to understand energy generation and storage technologies better.
Renewable energy sourcesWind turbine componentsHydropower plant basicsBiomass energy generationOcean wave technology
Energy Resources and Storage Questions
Which energy storage technology involves storing energy in the form of pumped water?
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Pumped Hydro Storage
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Battery Energy Storage
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Compressed Air Energy Storage
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Flywheel Energy Storage
A
Correct answer
Explanation
Pumped Hydro Storage involves storing energy in the form of pumped water.
Which of the following is an example of a renewable energy source?
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Solar Energy
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Wind Energy
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Hydropower
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Fossil Fuels
A
Correct answer
Explanation
Solar Energy is an example of a renewable energy source that harnesses the power of the sun to generate electricity.
Which of the following is NOT a renewable energy source?
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Solar energy
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Wind energy
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Hydropower
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Fossil fuels
D
Correct answer
Explanation
Fossil fuels are non-renewable energy sources because they are formed from the remains of ancient plants and animals that have been buried and subjected to high pressure and temperature over millions of years.
Which of the following is the most water-intensive energy source?
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Solar energy
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Wind energy
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Hydropower
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Nuclear energy
C
Correct answer
Explanation
Hydropower is the most water-intensive energy source because it requires the construction of dams and reservoirs, which can displace people and disrupt ecosystems.
What is the process of using water to generate electricity called?
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Hydropower
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Thermal power
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Nuclear power
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Solar power
A
Correct answer
Explanation
Hydropower is the process of using water to generate electricity. It is a renewable energy source that does not produce greenhouse gases.
Which of the following is NOT a benefit of hydropower?
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It is a renewable energy source.
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It does not produce greenhouse gases.
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It is a reliable source of energy.
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It can be used to generate electricity on a large scale.
D
Correct answer
Explanation
Hydropower is not a reliable source of energy because it depends on the availability of water. During droughts, hydropower plants may not be able to generate electricity.
What is the process of using heat from the Earth to generate electricity called?
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Hydropower
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Thermal power
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Nuclear power
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Solar power
B
Correct answer
Explanation
Thermal power is the process of using heat from the Earth to generate electricity. It is a non-renewable energy source because it relies on the burning of fossil fuels.
What is the process of using wind energy to generate electricity called?
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Hydropower
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Thermal power
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Nuclear power
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Wind power
D
Correct answer
Explanation
Wind power is the process of using wind energy to generate electricity. It is a renewable energy source that does not produce greenhouse gases.
Which of the following is the most sustainable energy source?
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Hydropower
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Thermal power
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Nuclear power
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Solar power
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Wind power
D
Correct answer
Explanation
Solar power is the most sustainable energy source because it is a renewable energy source that does not produce greenhouse gases.
Which of the following is the most cost-effective energy source?
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Hydropower
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Thermal power
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Nuclear power
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Solar power
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Wind power
B
Correct answer
Explanation
Thermal power is the most cost-effective energy source because it is a reliable source of energy that can be generated on a large scale.
Which of the following is the most reliable energy source?
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Hydropower
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Thermal power
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Nuclear power
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Solar power
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Wind power
B
Correct answer
Explanation
Thermal power is the most reliable energy source because it is not dependent on the availability of water, wind, or sunlight.
Which type of wind turbine is commonly used for large-scale wind farms?
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Horizontal axis wind turbine (HAWT)
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Vertical axis wind turbine (VAWT)
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Darrieus wind turbine
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Savonius wind turbine
A
Correct answer
Explanation
Horizontal axis wind turbines (HAWTs) are the most common type of wind turbine used in large-scale wind farms. They consist of a rotor with blades that rotate around a horizontal axis, generating electricity as the wind passes through them.
Which technology is used to store excess wind energy for later use?
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Pumped hydro storage
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Battery energy storage
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Compressed air energy storage
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Flywheel energy storage
Correct answer
Explanation
Various technologies can be used to store excess wind energy for later use, including pumped hydro storage, battery energy storage, compressed air energy storage, and flywheel energy storage. Each technology has its own advantages and disadvantages, and the choice of storage technology depends on factors such as cost, efficiency, and environmental impact.
Which type of wind turbine is known for its ability to operate at low wind speeds?
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Horizontal axis wind turbine (HAWT)
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Vertical axis wind turbine (VAWT)
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Darrieus wind turbine
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Savonius wind turbine
B
Correct answer
Explanation
Vertical axis wind turbines (VAWTs) are known for their ability to operate at low wind speeds compared to horizontal axis wind turbines (HAWTs). VAWTs have blades that rotate around a vertical axis, allowing them to capture wind energy from different directions and at lower wind speeds.
Which type of wind turbine is known for its ability to generate electricity in urban areas?
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Horizontal axis wind turbine (HAWT)
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Vertical axis wind turbine (VAWT)
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Darrieus wind turbine
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Savonius wind turbine
B
Correct answer
Explanation
Vertical axis wind turbines (VAWTs) are known for their ability to generate electricity in urban areas due to their compact size, low noise emissions, and ability to capture wind energy from different directions. VAWTs are particularly suitable for installation on rooftops and other urban structures.