MCQOPTIONS
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MCQOPTIONS
This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Power Plant knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In an impulse reaction turbine, the pressure drops gradually and continuously over ____________ |
| A. | moving blades |
| B. | fixed blades |
| C. | both moving & fixed blades |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 2. |
Turbo alternators run at speeds ____________ |
| A. | constant speed of 3000 rpm |
| B. | constant speed of 1000 rpm |
| C. | variable speed of 1000 rpm |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 3. |
The process of draining steam from the turbine, at certain points during its expansion and using this steam for heating the feed water in feed water heaters and then supplying it to the boiler is known as? |
| A. | regenerative heating |
| B. | reheating of steam |
| C. | bleeding |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 4. |
In a reaction turbine when the degree of reaction is zero, then there is ____________ |
| A. | no heat drop in moving blades |
| B. | maximum heat drop in fixed blades |
| C. | no heat drop in fixed blades |
| D. | maximum heat drop in moving blades |
| Answer» B. maximum heat drop in fixed blades | |
| 5. |
In a velocity compounded impulse turbine, when steam flows through the second row of moving blades ____________ |
| A. | velocity decreases |
| B. | velocity increases |
| C. | pressure decreases |
| D. | pressure increases |
| Answer» B. velocity increases | |
| 6. |
In turbines, the fluid undergoes a continuous steady flow process and the speed of flow is ____________ |
| A. | very high |
| B. | high |
| C. | low |
| D. | very low |
| Answer» B. high | |