MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following are the common ways to produce H2 gas in a fuel cell? |
| A. | Coal and biomass gasification |
| B. | Electrolysis and absorption |
| C. | Steam reforming and electrolysis |
| D. | Electromagnetism and steam reforming |
| Answer» D. Electromagnetism and steam reforming | |
| 2. |
Which of the following is not produced in an H2-O2 fuel cell? |
| A. | Electricity |
| B. | Pollutants |
| C. | Heat |
| D. | Water |
| Answer» C. Heat | |
| 3. |
Which of the following is used as an electrolyte in an H2-O2 fuel cell? |
| A. | KOH |
| B. | NH4OH |
| C. | Fe(OH)2 |
| D. | Cu(OH)2 |
| Answer» B. NH4OH | |