MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Transformers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Sandwiched type of winding is used in ____________ |
| A. | In all transformers |
| B. | In core type transformers |
| C. | In shell type transformers |
| D. | In all transformers except shell and core type transformers |
| Answer» D. In all transformers except shell and core type transformers | |
| 2. |
Same type and kind of insulations are not used in all types of transformers. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
One to one transformers are used because ______________ |
| A. | To isolate any part of circuit electrically |
| B. | To get more voltage at secondary |
| C. | To get less voltage at secondary |
| D. | To reduce losses, present in circuit |
| Answer» B. To get more voltage at secondary | |
| 4. |
If a transformer is having equal number of turns at primary and secondary then transformer is called as _______________ |
| A. | Step-down |
| B. | Step-up |
| C. | One-one |
| D. | Autotransformer |
| Answer» D. Autotransformer | |
| 5. |
If primary number of turns are higher then, transformer is called _________ |
| A. | Step-down |
| B. | Step-up |
| C. | One-one |
| D. | Autotransformer |
| Answer» B. Step-up | |
| 6. |
ONE_TO_ONE_TRANSFORMERS_ARE_USED_BECAUSE_______________?$ |
| A. | To isolate any part of circuit electrically |
| B. | To get more voltage at secondary |
| C. | To get less voltage at secondary |
| D. | To reduce losses, present in circuit |
| Answer» B. To get more voltage at secondary | |
| 7. |
Sandwiched type of winding is used in ____________$ |
| A. | In all transformers |
| B. | In core type transformers |
| C. | In shell type transformers |
| D. | In all transformers except shell and core type transformers |
| Answer» D. In all transformers except shell and core type transformers | |
| 8. |
Same_type_and_kind_of_insulations_are_not_used_in_all_types_of_transformers.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
If a transformer is having equal number of turns at primary and secondary then transformer is called as ______________? |
| A. | Step-down |
| B. | Step-up |
| C. | One-one |
| D. | Autotransformer |
| Answer» D. Autotransformer | |
| 10. |
If secondary number of turns are higher then, transformer is called _________ |
| A. | Step-down |
| B. | Step-up |
| C. | One-one |
| D. | Autotransformer |
| Answer» C. One-one | |
| 11. |
If a transformer is continuously operated the maximum temperature rise will occur in ___________ |
| A. | Core |
| B. | Windings |
| C. | Tank |
| D. | Cannot be determined |
| Answer» C. Tank | |
| 12. |
Part of the transformer which undergoes most damage from overheating is ___________ |
| A. | Iron core |
| B. | Copper winding |
| C. | Winding insulation |
| D. | Frame or case |
| Answer» D. Frame or case | |
| 13. |
Which winding has more number of turns? |
| A. | Low voltage winding |
| B. | High voltage winding |
| C. | Primary winding |
| D. | Secondary winding |
| Answer» C. Primary winding | |
| 14. |
Primary winding of a transformer ______________ |
| A. | Is always a high voltage winding |
| B. | Is always a low voltage winding |
| C. | Could either be a low voltage or high voltage winding |
| D. | Cannot be determined |
| Answer» D. Cannot be determined | |
| 15. |
In the transformer which of the following winding has got more cross-sectional area? |
| A. | Copper winding |
| B. | Steel winding |
| C. | Aluminium winding |
| D. | Iron winding |
| Answer» B. Steel winding | |