MCQOPTIONS
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MCQOPTIONS
This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Thermal Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following statements regarding ejector condenser is FALSE? |
| A. | It is a type of jet condenser |
| B. | Exhaust steam passes through a non-return valve |
| C. | Kinetic energy of cold water decreases as it passes through the truncated cones |
| D. | Pressure of cold water drops as the water progresses through the truncated cones |
| Answer» D. Pressure of cold water drops as the water progresses through the truncated cones | |
| 2. |
High level counter flow type jet condenser requires an injection pump to pump cooling water inside the condenser shell (when water under pressure isn t available). |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Which of the following condensers does not require a condensate extraction pump? |
| A. | Low level parallel flow type jet condenser |
| B. | Low level counter flow type jet condenser |
| C. | High level counter flow type jet condenser |
| D. | Central flow type surface condenser |
| Answer» D. Central flow type surface condenser | |
| 4. |
Which of the following condensers is also called barometric condenser? |
| A. | Low level parallel flow type jet condenser |
| B. | Low level counter flow type jet condenser |
| C. | High level counter flow type jet condenser |
| D. | High level parallel flow type jet condenser |
| Answer» D. High level parallel flow type jet condenser | |
| 5. |
Which of the following statements regarding low level counter flow type jet condensers is FALSE? |
| A. | Cooling water is broken into jets by perforated trays |
| B. | Condensate is collected at the bottom |
| C. | Steam is discharged near the bottom and moves upwards |
| D. | The air suction pump is placed near the bottom of the condenser |
| Answer» E. | |
| 6. |
Where is condensate extraction pump provided in case of low level parallel flow type jet condenser? |
| A. | At the bottom of the condenser |
| B. | At the top of the condenser |
| C. | Near the baffle plate |
| D. | Near the steam entry point |
| Answer» B. At the top of the condenser | |
| 7. |
What is the function of baffle plate in parallel flow type low level jet condenser? |
| A. | It keeps cooling water and exhaust steam from mixing |
| B. | It ensures proper mixing of cooling water and exhaust steam |
| C. | It collects condensate over it for extraction |
| D. | It helps condenser wall withstand the inside pressure |
| Answer» C. It collects condensate over it for extraction | |
| 8. |
Counter-flow type jet condensers are classified into Low-level type and High level type jet condensers. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
Which of the following statement regarding parallel flow type jet condensers is FALSE? |
| A. | They are classified into Low level type and high level type |
| B. | Condensate is collected at the bottom |
| C. | Exhaust steam and cooling water enter the condenser from top |
| D. | Exhaust steam and cooling water enter from opposite directions |
| Answer» E. | |
| 10. |
Parallel flow type condensers are further classified into _____ |
| A. | high speed type and low speed type condensers |
| B. | high steam type and low steam type condensers |
| C. | high level type and low level type condensers |
| D. | high capacity and low capacity type condensers |
| Answer» D. high capacity and low capacity type condensers | |
| 11. |
Which of the following is NOT a type of jet condenser? |
| A. | Parallel flow type |
| B. | counter flow type |
| C. | Ejector type |
| D. | Central flow type |
| Answer» E. | |