MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Automobile Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is the advantage of alkaline battery? |
| A. | High energy density |
| B. | Good discharge characteristics over a wide range of temperature |
| C. | The specific gravity of electrolyte remains the same |
| D. | Cheap raw materials are used |
| Answer» D. Cheap raw materials are used | |
| 2. |
What is a maintenance-free battery? |
| A. | A battery having lead-antimony plate grid |
| B. | A battery having lead-calcium plate grid |
| C. | A battery does not contain acid |
| D. | A battery does not contain water |
| Answer» C. A battery does not contain acid | |
| 3. |
What is the number of positive plates in a battery cell? |
| A. | One more than the negative plates |
| B. | Two less than the negative plates |
| C. | One less than the negative plates |
| D. | Two more than the negative plates |
| Answer» D. Two more than the negative plates | |
| 4. |
What should a fully-charged 6 cell automotive battery indicate? |
| A. | 12 V |
| B. | 12.6 V |
| C. | The specific gravity of 1.29 at 32℃ |
| D. | 12.6 V and the specific gravity of 1.29 at 32℃ |
| Answer» E. | |
| 5. |
What is a twenty-hour rate of a battery? |
| A. | The current which the battery can supply continuously for 30 seconds with minimum cell voltage 1.2 V |
| B. | Lasting power of a battery on a small load |
| C. | Time for which the battery can supply 25 A at 80℉ with minimum cell voltage 1.75 V |
| D. | Rate of current for 20 minutes with a minimum cell voltage of 1.5 V |
| Answer» C. Time for which the battery can supply 25 A at 80℉ with minimum cell voltage 1.75 V | |
| 6. |
What is the cold rate of a battery? |
| A. | Lasting power of a battery on a small load |
| B. | Rate of current for 20 minutes with a minimum cell voltage of 1.5 V |
| C. | The current which the battery can supply continuously for 30 seconds with minimum cell voltage 1.2 V |
| D. | Time for which the battery can supply 25 A at 80℉ with minimum cell voltage 1.75 V |
| Answer» D. Time for which the battery can supply 25 A at 80℉ with minimum cell voltage 1.75 V | |
| 7. |
What is the reserve capacity of battery? |
| A. | Time for which the battery can supply 25 A at 80℉ with minimum cell voltage 1.75 V |
| B. | The current which the battery can supply continuously for 30 seconds with minimum cell voltage 1.2 V |
| C. | Lasting power of a battery on a small load |
| D. | Rate of current for 20 minutes with a minimum cell voltage of 1.5 V |
| Answer» B. The current which the battery can supply continuously for 30 seconds with minimum cell voltage 1.2 V | |
| 8. |
What is the twenty-minute rating of battery? |
| A. | Rate of current for 20 minutes with a minimum cell voltage of 1.5 V |
| B. | Time for which the battery can supply 25 A at 80℉ with minimum cell voltage 1.75 V |
| C. | The current which the battery can supply continuously for 30 seconds with minimum cell voltage 1.2 V |
| D. | Lasting power of a battery on a small load |
| Answer» B. Time for which the battery can supply 25 A at 80℉ with minimum cell voltage 1.75 V | |
| 9. |
What gets deposited on the plates of a discharged lead-acid battery? |
| A. | PbO2 |
| B. | Pb2O4 |
| C. | Pb |
| D. | PbSO4 |
| Answer» E. | |
| 10. |
What is the colour of a positive plate of a lead-acid battery? |
| A. | White |
| B. | Grey |
| C. | White |
| D. | Brown |
| Answer» E. | |