MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Utilization Of Electrical Energy knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In the process of Nickel plating of iron articles, iron will first be applied with a film of ________ to ensure good quality. |
| A. | chromium |
| B. | silver |
| C. | aluminum |
| D. | copper |
| Answer» E. | |
| 2. |
Choose the types of electrochemical cells from the following options. |
| A. | Galvanic (that consumes electrical energy) and 2. Electrolytic (that consume electrical energy) |
| B. | Galvanic (that produces and consumes electrical energy) and 2. Electrolytic (that produce electrical energy) |
| C. | Galvanic (that produce electrical energy spontaneously) and 2. Electrolytic (that consume electrical energy) |
| D. | Galvanic (that produce electrical energy) and 2. Electrolytic (that produce electrical energy) |
| Answer» D. Galvanic (that produce electrical energy) and 2. Electrolytic (that produce electrical energy) | |
| 3. |
Aluminium is made from: |
| A. | Aluminium dioxide |
| B. | Aluminium ferric oxide |
| C. | Aluminium oxide |
| D. | Aluminium trioxide |
| Answer» D. Aluminium trioxide | |
| 4. |
During the process of electrolysis, when the same quantity of electricity is passed through different electrolytes, the mass of substances deposited is proportional to: |
| A. | Molecular numbers |
| B. | Molecular weight |
| C. | Valencies |
| D. | Chemical equivalents |
| Answer» E. | |
| 5. |
Galvanizing is a process of applying a layer of zinc on a metal surface. It is also known as |
| A. | Hot dip galvanization |
| B. | Anodizing |
| C. | Electroplating |
| D. | Cathodizing |
| Answer» B. Anodizing | |