What element is used to produce the electricity in fuel cells?

A. oxygen
B. hydrogen
C. carbon
D. nitrogen


Answer: B

Trades & Technology

You might also like to view...

Permanent-magnet generators are also known as ____ and find applications with the electrical systems of motorcycles, small tractors, lawn mower engines, and the like.

a. field generators b. shunt generators c. magnetos d. coilers

Trades & Technology

As ambient light levels increase what will happen to the photocells resistance?

What will be an ideal response?

Trades & Technology

A full-wave rectifier is easier to filter than a half-wave rectifier

Indicate whether the statement is true or false

Trades & Technology

Explain how both undercuring and overcuring can cause cracking on removal from the compression molding process

What will be an ideal response?

Trades & Technology