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This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Hydraulic Machines knowledge and support exam preparation. Choose a topic below to get started.
1. |
SPECIFIC_SPEED_OF_REACTION_TURBINE_IS_BETWEEN??$ |
A. | 5 and 50 |
B. | 10 and 100 |
C. | 100 and 150 |
D. | 150 and 300 |
Answer» C. 100 and 150 | |
2. |
Impulse turbine is generally fitted at ______________$ |
A. | At the level of tail race |
B. | Above the tail race |
C. | Below the tail race |
D. | About 2.5mts above tail race to avoid cavitations. |
Answer» C. Below the tail race | |
3. |
Francis and Kaplan turbines are known as ______? |
A. | Impulse turbine |
B. | Reaction turbine |
C. | Axial flow turbine |
D. | Mixed flow turbine |
Answer» C. Axial flow turbine | |
4. |
______________ is a axial flow reaction turbines, if vanes are fixed to hub of turbin? |
A. | Propeller turbine |
B. | Francis turbine |
C. | Kaplan turbine |
D. | Pelton turbine |
Answer» B. Francis turbine | |
5. |
The important type of axial flow reaction turbines are ______________ |
A. | Propeller and Pelton turbines |
B. | Kaplan and Francis turbines |
C. | Propeller and Francis turbines |
D. | Propeller and Kaplan turbines |
Answer» E. | |
6. |
____________is an inward radial flow reaction turbine? |
A. | Pelton turbine |
B. | Kaplan turbine |
C. | Francis turbine |
D. | Propeller turbine |
Answer» D. Propeller turbine | |
7. |
Pen stocks are made up of_____________ |
A. | Steel |
B. | Cast iron |
C. | Mild steel |
D. | Wrought iron |
Answer» B. Cast iron | |
8. |
Pipes of largest diameter which carry water from reservoir to the turbines is known as_____________ |
A. | Head stock |
B. | Tail race |
C. | Tail stock |
D. | Pen stock |
Answer» E. | |
9. |
At present which is cheapest means of generating power_____________ |
A. | Thermal power |
B. | Nuclear power |
C. | Hydroelectric power |
D. | Electric Power |
Answer» D. Electric Power | |
10. |
The electric power which is obtained from hydraulic energy____________ |
A. | Thermal power |
B. | Mechanical power |
C. | Solar power |
D. | Hydroelectric power |
Answer» E. | |
11. |
A hydraulic coupling belongs to the category of________ |
A. | Energy absorbing machines |
B. | Energy generating machines |
C. | Power absorbing machines |
D. | Energy transfer machines |
Answer» E. | |