MCQOPTIONS
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MCQOPTIONS
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Automotive Engine Auxiliary Systems knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following lead to the bulged case of a battery? |
| A. | Loss of water |
| B. | Internal short-circuiting |
| C. | Sulphation |
| D. | Overcharging |
| Answer» E. | |
| 2. |
Which of the following is not a precaution to avoid sulphation? |
| A. | Proper electrolyte level |
| B. | Proper specific gravity |
| C. | Rapid discharging |
| D. | Proper water addition |
| Answer» D. Proper water addition | |
| 3. |
Which among the following damage leads to internal short-circuiting? |
| A. | Separator |
| B. | Post strap |
| C. | Vent plug |
| D. | Container |
| Answer» B. Post strap | |
| 4. |
Which of the following is the reason for the discolouring of electrolyte? |
| A. | Improper water and acid in the electrolyte |
| B. | Plates are disintegrating |
| C. | No proper vent plugs |
| D. | Freezing material in the electrolyte |
| Answer» C. No proper vent plugs | |
| 5. |
In which type of battery there is no requirement of any water during normal service? |
| A. | Lead-acid |
| B. | Lithium-ion |
| C. | Lead-cadmium grid |
| D. | Zinc-air |
| Answer» B. Lithium-ion | |
| 6. |
Which of the following is the result of long term storage of the battery? |
| A. | Low load |
| B. | variation in pressure |
| C. | Variation in enthalpy |
| D. | Stratification |
| Answer» E. | |
| 7. |
Which of the following increases due to a reduction in the capacity of battery plates due to sulphation? |
| A. | Pressure |
| B. | Internal resistance |
| C. | Temperature |
| D. | Enthalpy |
| Answer» C. Temperature | |
| 8. |
Which of the following is not a reason for the self-discharge of the battery? |
| A. | Contamination of electrolyte |
| B. | Damaged separators |
| C. | Long term storage |
| D. | Use of distilled water for electrolyte |
| Answer» E. | |
| 9. |
Which of the following is not a cause for deterioration of plates? |
| A. | The high specific gravity of the electrolyte |
| B. | Freezing of electrolyte |
| C. | Mechanical damage to the battery |
| D. | The proper mixture of water and acid |
| Answer» D. The proper mixture of water and acid | |
| 10. |
Which is the liquid that is used in the cleaning of the battery terminals and clamps to avoid corrosion? |
| A. | Hydrochloric acid |
| B. | Dilute sulphuric acid |
| C. | Liquid ammonia |
| D. | Liquid nitrogen |
| Answer» D. Liquid nitrogen | |
| 11. |
To avoid which of the following the water level in the electrolyte should be checked periodically? |
| A. | To control the temperature |
| B. | To control the pressure |
| C. | To avoid the damage of the separator and plates |
| D. | To avoid the damage of the electrodes |
| Answer» D. To avoid the damage of the electrodes | |
| 12. |
By how much variation in the gravity points cell gravity variation can be found? |
| A. | 9 |
| B. | 5 |
| C. | 10 |
| D. | 6 |
| Answer» D. 6 | |