Title: Unit 4 Quiz
Course: SGRD 105 Microgrids and Renewable Energies > Section: SGRD 105 Microgrids and Renewable Energies

Q: To increase the voltage of a fuel cell stack, individual fuel cells are connected in
- series
- parallel
A: series

Q: The most common method of hydrogen production is
- electrolysis of water
- partial oxidation
- steam reforming of methane
- coal gasification
A: steam reforming of methane

Q: To increase the current of a fuel cell stack, individual fuel cells are connected in
- series
- parallel
A: parallel

Q: Passing an electrical current through an electrolyte to produce hydrogen and oxygen gas is called
- electrolysis of water
- partial oxidation
- steam reforming of methane
- coal gasification
A: electrolysis of water

Q: Which of the following fuel cells does not use hydrogen gas as a fuel?
- molten carbonate FC
- direct methanol FC
- phosphoric acid FC
- proton exchange membrane FC
A: direct methanol FC

Q: At the cathode of a proton exchange membrane fuel cell
- hydrogen dissociates into protons and electrons
- oxygen combines with hydrogen to produce water
- hydrogen combines with a carbonate ion
- methanol combines with water
A: oxygen combines with hydrogen to produce water

Q: A fuel cell converts what kind of energy to electrical energy
- nuclear energy
- mechanical energy
- chemical energy
- gravitational energy
A: chemical energy

Q: At the anode of a proton exchange membrane fuel cell
- hydrogen dissociates into protons and electrons
- oxygen combines with hydrogen to produce water
- hydrogen combines with a carbonate ion
- methanol combines with water
A: hydrogen dissociates into protons and electrons

Q: Which of the following is a “high temperature” fuel cell capable of internal reforming of H2 gas
- molten carbonate FC
- direct methanol FC
- phosphoric acid FC
- proton exchange membrane FC
A: molten carbonate FC

Q: The typical voltage of an individual fuel cell is
- 345 – 764 kV
- 10 – 12 V
- 110 – 120 V
- 0.6 – 0.7 V
A: 0.6 – 0.7 V