MCQOPTIONS
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MCQOPTIONS
This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Electrical Engineering Mcqs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following factors adversely affects the capacity of the leadacid battery ? |
| A. | Temperature of surroundings |
| B. | Specific gravity of electrolyte |
| C. | Rate of discharge |
| D. | All of the above |
| Answer» E. | |
| 2. |
Specific gravity of electrolyte in Edison cell is_____________? |
| A. | 0.8 |
| B. | 0.95 |
| C. | 1.1 |
| D. | 1.21 |
| Answer» E. | |
| 3. |
Self charge of a Ni-Fe cell is _______ Edison cell |
| A. | Equal to |
| B. | Less than |
| C. | More than |
| D. | Much more than |
| Answer» C. More than | |
| 4. |
Sulphated cells are indicated by____________? |
| A. | The loss of capacity of the cell |
| B. | The decrease of the specific gravity |
| C. | The low voltage of the cell on discharge |
| D. | All above conditions |
| Answer» E. | |
| 5. |
Shelf life of a small dry cell is___________? |
| A. | Equal to that of large dry cell |
| B. | Less than that of large dry cell |
| C. | More than that of large dry cell |
| D. | None of the above |
| Answer» C. More than that of large dry cell | |
| 6. |
During charging the specific gravity of the electrolyte of a lead-acid battery |
| A. | Increases |
| B. | Decreases |
| C. | Remains the same |
| D. | Becomes zero |
| Answer» B. Decreases | |
| 7. |
Short circuiting of a cell may be caused____________? |
| A. | Buckling of plates |
| B. | Faulty separators |
| C. | Lead particles forming circuit between positive and negative plates |
| D. | Excessive accumulation of sediment |
| Answer» F. | |
| 8. |
Weston standard cell at 20 C has voltage of _______ volts |
| A. | 0.8 |
| B. | 0.9 |
| C. | 1.0187 |
| D. | 1.5 |
| Answer» D. 1.5 | |