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Hydraulic Machines Practice Test: Reciprocating Pumps
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Avg score: 62% • Most missed: “Positive displacement pumps are also called as__________”
Reciprocating Pumps topics include: Reciprocating pumps, reciprocating pumps main parts and working, reciprocating pumps discharge and classification, double acting pumps, velocity and acceleration variation, velocity variation effects on friction, suction and delivery pipes. Here are some basics of reciprocating pumps: Components: Reciprocating pumps use a piston, plunger, or diaphragm to move fluid. Other components include: Suction pipe: Collects water from the water sump and sends it to the cylinder with a suction valve Delivery pipe: Connects the cylinder to the outlet... Show more
Hydraulic Machines Practice Test: Reciprocating Pumps
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25 Questions

1. Internal cavitation in reciprocating pumps occurs due to __________
2. In centrifugal pumps, their capacity is affected due to___________
3. In a double acting reciprocating pump, the piston carries suction and expulsion at the same time.
4. The pump injects compressed air at the _________
5. If the slip is above 5 percent, the pumps needs to be ______
6. The compressed air mixes with the liquid casing to become less dense.
7. The parameter that disturbs the working of the rotary pump is______
8. The speed of the reciprocating pump is generally measured in ______
9. Positive displacement pumps are also called as__________
10. Capacity of a rotary pump is defined as _________
11. The main function of nozzle is to __________
12. The sliding vane is capable of delivering medium capacity and heat.
13. Internal breakage in a pump mainly takes place when ________
14. Turbomachines work under ________
15. When a cylinder has inlet and outlet ports at each end, then it is called as __________
16. A quantity of fluid that leaks from a higher pressure discharge to a lower pressure discharge is called______
17. The rotational kinetic energy comes from ______
18. Air vessel accumulates excess quantity of ______
19. Reciprocating pump is a type of ___________
20. The maximum efficiency of the reciprocating pump is _________
21. What type of flow does the reciprocating pump have?
22. The cylinder of reciprocating cylinder is made up of _______
23. In which pump is the liquid in contact with both the sides of the plunger_____
24. Why can’t rotary pumps non-lubricate water?
25. Centrifugal pump is less efficient than a reciprocating pump because of its _______

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