Solar Energy Conversion

Which one of the following is not a renewable source of energy?

• Wind

• Sun

• Nuclear energy

• Fossil fuel

Which of the following technologies uses mirrors or lenses to concentrate sunlight onto a small area to generate heat and produce electricity?

• Solar water heaters

• Solar photovoltaic cells

• Concentrated solar power

• Wind turbines

Which type of solar collector uses a series of glass tubes that enclose a metal absorber and a vacuum to reduce heat loss?

• Flat-plate collector

• Parabolic trough collector

• Evacuated-tube collector

• Dish-Stirling collector

Which of the following is an advantage of solar water heaters over traditional water heaters powered by electricity or gas?

• They are more efficient.

• They are less expensive.

• They do not produce greenhouse gas emissions or other pollutants.

• They can be used in areas with low levels of sunlight.

Which of the following is a challenge associated with solar energy?

• It is expensive to produce.

• It is only effective in areas with high levels of sunlight.

• It produces greenhouse gas emissions.

• It is not reliable.

Which of the following technologies allows for more efficient management of electricity generation, transmission, and distribution?

• Smart grid technology

• Concentrated solar power

• Solar water heaters

• Wind turbines

Which type of solar energy technology is most effective for providing reliable and dispatchable renewable energy?

• Solar water heaters

• Solar photovoltaic cells

• Concentrated solar power

• Both a and b

Which type of solar collector uses curved mirrors in the shape of a trough to concentrate sunlight onto a receiver tube located along the focal line of the parabolic mirror?

• Flat-plate collector

• Parabolic trough collector

• Evacuated-tube collector

• Dish-Stirling collector

Which type of solar energy system uses natural convection to circulate fluid from the collector to the storage tank?

• Active solar water heater

• Passive solar water heater

• Concentrated solar power

• Solar photovoltaic cells

Which of the following sources of energy is considered renewable?

• Coal

• Natural gas

• Solar

• Oil