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Centrifugal Pump Online Quiz – Part 2

Last updated February 26, 2017

Centrifugal Pumps are the heart of the chemical, petrochemical, and refinery industrial. Pumps are extremely diverse, varying in type, size, and materials of construction. This online test on Centrifugal Pump part 2 is used to test/refresh your knowledge on the centrifugal pump.

Welcome to your Centrifugal Pump Online Quiz Part 2

Name Email
1. For Cryogenic or hot liquid application which type of impeller is most preferable _______
2. Shaft deflection(slenderness ratio) is very important design parameter for which of the following pump
3. Which type of impeller is not most efficient _______
4. If a pump is developed high head than the specific speed number of the impeller is _____
5. As per American National Institution standard B73.1 for ___________

6. If a pumping liquid temperature is more than 200°F (100°C) _________ type of volute design is more preferable.

7. What will happen if a vent valve of the centrifugal pump is opened during running condition?

8. For Overhung(OH) pump design shaft stiffness factor L3/D4 is shall be limited as _____
9. To maintain laminar flow at pump suction, _________straight pipe length is required at pump suction pipeline
10. If the viscosity of the pumping liquid is increased then which of the following statement is/are correct?
11. As per API 610, the required head raise by changing the rated impeller to Maximum impeller will be_____

12. Which of the following statement is/are correct with reference to Oil mist lubrication when compare with Flooded type lubrication?

13. To prevent the Vane Pass Syndrome it is best practice to maintain _____% of clearance between the minimum impeller tip to cut-water for smaller impeller sizes (less than 14' or 355 mm).
14. Which of the following statement about radial impeller is not correct
15. The stuffing box pressure of double suction impellers is equal to ____________
16. As per API 610 pump casing hydro test pressure shall be of ___________
17. Which of the following statement about Axial flow impeller is/are correct
18. As per API 610, Allowable operation range of a pump is _________
19. Due to uneven pressure (Radial thrust) act on the impeller, which of the following is not correct?
20. Foot mounted centrifugal pump model is acceptable  in _________ code
21. As per Affinity law, which of the following equation is correct?
22. Which of the following type of impeller will be more efficient?
23. Consider a situation where the NPSH available at the pump inlet is 0.4m. Then which of the following pump type is the best selection?
24. For the Radial impeller, the diameter D2/D1 will be _____

25. Which of the following method is not used to reduce the thrust force act on the multi-stage pump?

Click here to taken the Centrifugal Pump Online Quiz – Part 1

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