MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Electrician And Wireman knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
During electrical work which one of the following avoids electrical shock |
| A. | Dry wood |
| B. | Wet rope |
| C. | Metal rod |
| D. | Wet wood |
| Answer» B. Wet rope | |
| 2. |
Grooves in cleat wiring are made of ________. |
| A. | porcelain |
| B. | copper |
| C. | glass |
| D. | steel |
| Answer» B. copper | |
| 3. |
BIS According to (BIS), the maximum leakage current allowed in any installation is _______ of full load current. |
| A. | 1/5000 |
| B. | 1/500 |
| C. | 1/100 |
| D. | 1/50 |
| Answer» B. 1/500 | |
| 4. |
According to BIS, the height of switch board from the floor should be ________. |
| A. | 1.5 m |
| B. | 0.90 m |
| C. | 2.25 m |
| D. | 0.75 m |
| Answer» B. 0.90 m | |
| 5. |
In CTS wiring system, CTS stands for: |
| A. | Cable type sheathed |
| B. | Core type sheathed |
| C. | Cable tyre sheathed |
| D. | Core tyre sheathed |
| Answer» D. Core tyre sheathed | |
| 6. |
PVC insulated non sheathed single core cables are most preferably used in: |
| A. | Domestic and industrial wiring |
| B. | Hazardous locations |
| C. | Dry locations and underground systems |
| D. | Wet locations |
| Answer» B. Hazardous locations | |
| 7. |
An individual wire is labeled for insulation made of synthetic polymer, high heat resistance and has nylon coating for resistance to gasoline. What will be the label on the wires? |
| A. | THN |
| B. | THHN |
| C. | XHHN |
| D. | XTHN |
| Answer» D. XTHN | |