Renewable Energy Systems Quiz

Which of the following supplies maximum amount of hydrogen gas?

• Natural gas

• Anaerobic Digestion

• Wastewater treatment

• Electrolysis

In terms of green house gas emissions, how good or bad is hydrogen fuel?

• Major contributor of greenhouse gas emissions

• Zero-emission fuel

• Lowest contributor of greenhouse gas emissions

• Hydrogen cannot be used as fuel

Which of the following use hydrogen as fuel?

• Fossil fuels

• Anerobic digestion

• Fuel cells

• Cooking

Which of the following is the most popular application of hydrogen fuel cell?

• Fuel cell vehicles

• Fuel cell energy power plants

• Fuel cells stand-alone power supplies

• Fuel cells spacecraft

How is hydrogen gas produced from fossil fuels?

• Partial oxidation of methane

• Electrolysis

• Evaporation

• Biomass gasification

What is the major drawback of steam-methane reforming technique to produce hydrogen?

• Capital intensive

• Releases greenhouse gases into atmosphere

• A niche technology

• Poor efficiency

How does electrolysis produce hydrogen?

• By running electricity to combine hydrogen and water

• By separating water into hydrogen and oxygen and generating electricity

• By passing electricity into water to separate it into hydrogen and oxygen

• By passing electricity into water to evaporate it into hydrogen

Why is hydrogen hazardous as fuel?

• Because of high ignition and low combustion energy

• Because of high ignition and high combustion energy

• Because low ignition and low combustion energy

• Because of low ignition and high combustion energy

Traditionally, why is steam methane reforming preferred over electrolysis?

• Because electrolysis requires electricity

• Because electrolysis has lower production efficiency

• Because steam methane reforming produces greenhouse gases

• Because electrolysis produces greenhouse gases

What is the main problem in using hydrogen as fuel for vehicles?

• Capital intensive

• Storage

• Fuel cell technology is not well established

• Cars will become heavy