Which Is Not an Advantage of Using a Solid Electrolyte

question 59

Multiple Choice

Which is not an advantage of using a solid electrolyte in a fuel cell?

• A)It is impermeable to liquids and gases and will keep the fuel and oxidizer separated.
• B)It cannot "dry out" and will allow the fuel cell to operate at higher temperatures than one that uses water as part of the proton transfer mechanism.
• C)It may use various fuels other than hydrogen gas,the fuel of choice in systems using water as part of the proton transfer mechanism.
• D)It eliminates the need for an oxidant;only a fuel is requireD.

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Definitions:

Profitable Self-dealings

Transactions made within an organization that are beneficial to the parties involved, often at the expense of shareholders or ethics.

After-tax Cost

The net cost of an investment or loan after accounting for the effects of taxes on the total expense.

NPV

Net Present Value; a calculation used to determine the worth of a project or investment by discounting future cash flows to the present.

Refunding Decision

The process of replacing an existing debt with a new one, typically with better terms, in order to reduce financing costs.