Hydrogen Fuel Cell

Hydrogen Fuel Cell are

• Pollution Free

• More efficient than Combustion Power Plant

• More efficient than Gasoline based Internal Combustion Engine

• Have Noiseless / Silent Operation.

• All of the above.

In PEM type Hydrogen Fuel Cell, the Hydrogen gas is supplied at

• Anode

• Cathode

• Equally at Anode and Cathode

• None of the Above

In PEM Type, Hydrogen Fuel Cell the Chemical Reaction between Hydrogen Ion, Oxygen and Electron takes place at

• Anode

• Cathode

• Equally at Anode and Cathode

• None of the Above

In Hydrogen Fuel Cell, electrical current flows in external circuit through

• Protons

• Holes

• Electrons

• All of the above

Chemical Reaction happening at Cathode of Hydrogen Fuel Cell is an

• Endothermic Reaction

• Exothermic Reaction

• Iso-thermic Reaction

• None of the Above

A single Hydrogen Fuel Cell produces

• Less than 0.5 Volts

• 0.7 to 1.0 Volts

• 1.5 Volts

• 2.0 Volts

Besides the work-done in external Electrical Circuit, the byproduct of Hydrogen Fuel Cell are

• Water

• Heat

• Both Water and Heat

Which type of Fuel Cell can operate at highest temperature

• Alkaline Fuel Cell (AFC)

• Phosphoric Acid Fuel Cell (PAFC)

• Polymer Electrolyte Membrane (PEM)

• Molten Carbonate Fuel Cell (MCFC)

• Solid Oxide Fuel Cell (SOFC)

Overall Efficiency of Fuel Cell with CHP (Combined Heat and Electrical Power) is in the range of

• 40 - 50 %

• 50 - 60 %

• 60 - 70 %

• 80 – 85 %

Which Electrolyte is used in Polymer Electrolyte Membrane (PEM) type of Fuel Cell?

• Aqueous Potassium Hydroxide Solution

• Perfluoro Sulfonic Acid

• Phosphoric Acid

• Solution of Sodium /Potassium Carbonate