MCQOPTIONS
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MCQOPTIONS
This section includes 12 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. |
POSITIVE_DISPLACEMENT_PUMPS_REGULATE_THE_FLOW_BY_VARYING_ITS_________?$ |
| A. | Drag force |
| B. | Cyclic stress |
| C. | Shock waves |
| D. | Flow speed |
| Answer» E. | |
| 2. |
Centrifugal pump is less efficient than a reciprocating pump because of its _______$ |
| A. | Temperature |
| B. | Speed |
| C. | Heat |
| D. | Cost |
| Answer» E. | |
| 3. |
Positive_displacement_pumps_are_divided_into_two_types.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
In a double acting reciprocating pump, the piston carries suction and expulsion at the same time. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
The parameter that disturbs the working of the rotary pump is______ |
| A. | High Vaporisation |
| B. | High Sedimentation |
| C. | Low flow rate |
| D. | Excavation |
| Answer» D. Excavation | |
| 6. |
Rotary pumps do not function well under _______ |
| A. | High Vaporisation |
| B. | High Sedimentation |
| C. | High viscosity |
| D. | Excavation |
| Answer» D. Excavation | |
| 7. |
Simplest_example_of_single_acting_reciprocating_pump_is________ |
| A. | Mineral ores |
| B. | Whirl wheels |
| C. | Bicycle tires |
| D. | Syringe |
| Answer» E. | |
| 8. |
A quantity of fluid that leaks from a higher pressure discharge to a lower pressure discharge is called_____? |
| A. | Slip |
| B. | Heat |
| C. | Friction |
| D. | Enthalpy |
| Answer» B. Heat | |
| 9. |
In centrifugal pumps, their capacity is affected due to___________ |
| A. | Drag force |
| B. | Cyclic stress |
| C. | Shock waves |
| D. | Pressure |
| Answer» E. | |
| 10. |
Positive displacement pumps are also called as__________ |
| A. | Constant pressure pump |
| B. | Pressure drag pumps |
| C. | Constant volume pumps |
| D. | Constant head pumps |
| Answer» D. Constant head pumps | |
| 11. |
Positive displacement pumps are capable of developing ______ pressures, in _______ suction pressure. |
| A. | High, low |
| B. | Low, high |
| C. | High, high |
| D. | Low, low |
| Answer» B. Low, high | |
| 12. |
In a positive displacement pump, what gets displaced? |
| A. | Fluid |
| B. | Volume |
| C. | Pressure |
| D. | Temperature |
| Answer» C. Pressure | |