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Renewable Energy Mcqs

Q:

Which of the following process is involved in heat transfer through building?

A) Seebeck effect B) Peltier effect
C) Hall effect D) Conduction
 
Answer & Explanation Answer: D) Conduction

Explanation: Heat transfer in buildings occurs through conduction, convection and radiation. Seebeck effect and Peltier effect are about an electric potential difference due to thermal gradient and Hall effect are not related to heat transfer.

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900
Q:

A building with excessive glass cover ______

A) results in freezing B) results in a pleasant temperature within the building
C) damages the building material D) results in overheating
 
Answer & Explanation Answer: D) results in overheating

Explanation: A building with excessive glass cover results in overheating. This is basically due to trapping of heat within the building and is explained by greenhouse effect. It will not result in freezing.

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767
Q:

Which of the following is not a type of primary resource?

A) Crude Oil B) Coal
C) Hydrogen Energy D) Sunlight
 
Answer & Explanation Answer: C) Hydrogen Energy

Explanation: Hydrogen is mainly obtained from Fossil Fuels, which are primary sources of energy. Therefore, Hydrogen energy is a secondary source of energy. Crude Oil, Coal, and Sunlight are the primary source of energy since they can be directly obtained from nature.

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667
Q:

Which of the following is required for the installation of a wind turbine system?

A) A weak wind flow B) A consistent and strong wind flow
C) Still air D) A consistent wind flow with obstructions
 
Answer & Explanation Answer: B) A consistent and strong wind flow

Explanation: For a wind turbine system to run effectively, it requires a good wind site. A good wind site is one with a consistent and strong wind flow in a direction.

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587
Q:

Direct solar water heating systems ______

A) offer great overheating protection B) are called pumped systems
C) offer no overheating protection D) offer great freeze protection
 
Answer & Explanation Answer: C) offer no overheating protection

Explanation: Direct solar water heating systems are also called compact systems. They offer little or no overheating protection unless they have a heat export pump.

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561
Q:

Which of the following best indicates the electricity generation from dry steam?

A) Drilling well ? steam ? pipes ? generator B) Steam ? drilling well ? pipes ? generator
C) Steam ? pipes ? drilling well ? generator D) Generator ? steam ? pipes ? drilling well
 
Answer & Explanation Answer: A) Drilling well ? steam ? pipes ? generator

Explanation: The steam is extracted from the drilling wells via pipes. So, the steam flows through the pipes to run the turbines of generator thereby generating electricity.

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554
Q:

What is does an actinometer measure?

A) Wind speed B) Intensity of radiation
C) Wind direction D) Direction of radiation
 
Answer & Explanation Answer: B) Intensity of radiation

Explanation: Actinometer is used to measure the intensity of an incident radiation. Wind speed and wind direction are measured by anemometer and wind vane respectively.

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533
Q:

IREDA was developed by the Government of India _______

A) to implement more efficient methods for using Conventional Energy sources B) to promote the Development of Non-Conventional Energy Sources
C) to develop Nuclear Energy in India D) to control pollution
 
Answer & Explanation Answer: B) to promote the Development of Non-Conventional Energy Sources

Explanation: Indian Renewable Energy Development Agency Ltd (IREDA) was established in 1987 to promote the use of Non-Conventional sources of energy. It is operated by the Ministry of New and Renewable Energy (MNRE).

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