Home > Machines > Quizzes > Hydraulic Machines Practice Test: Radial Flow Reaction Turbines
Hydraulic Machines Practice Test: Radial Flow Reaction Turbines
Fast practice, instant feedback. Timer auto-submits when time’s up.
Avg score: 100% Most missed: “Spiral casing of reaction turbine will regulate the flow.”
Radial Flow Reaction Turbines topics include: Radial flow reaction turbines parts, inward radial flow reaction turbines, degree of reaction and outward radial flow reaction turbines. A radial flow reaction turbine is a turbine that uses water pressure to run a generator at high speed and produce electricity.  Here's some information about radial flow reaction turbines: In a radial flow turbine, the working fluid flows radially relative to the shaft. The fluid enters the turbine near the center of the rotor and flows outward towards the periphery. The curved blades deflect the fluid,... Show more
Hydraulic Machines Practice Test: Radial Flow Reaction Turbines
Time left 00:00
25 Questions

1. Centrifugal flow is imparted when the__________
2. _________ means the angle made by absolute velocity with the tangent on the wheel is 90 degrees and the component of whirl velocity is zero.
3. In Inward radial flow reaction turbine if thickness is considered then discharge is _________
4. In outward radial flow reaction turbine if thickness is considered then discharge is ____________
5. Super cavitation is the use of cavitation effect to create a bubble of steam inside a liquid.
6. In an outward radial flow reaction turbine the ratio of tangential wheel at inlet to given velocity of jet is known as ___________
7. In an outward flow reaction turbine the discharge _______
8. The water from penstocks enters the _____ which is spiral in shape which the area of cross section of casing goes on decreasing gradually
9. In general, reaction turbines consist of which types of energies?
10. Tendency of wheel to race is predominant in____________turbine
11. The formula for degree of reaction for hydraulic turbines is __________
12. The discharge through a reaction radial flow turbine is given by____________
13. In Inward radial flow reaction turbine the ratio of tangential velocity at inlet to the given velocity ____________
14. The efficiency of the vane is given by_________
15. Voids that implode near metal surface develops a_______
16. Spiral casing of reaction turbine will regulate the flow.
17. Speed control of Outward flow reaction turbine is _________
18. Which of following is inward radial flow reaction turbine?
19. The Pelton wheel extracts energy from________
20. Centrifugal head in Outward flow reaction turbine _____________
21. In an inward flow reaction turbine the discharge _______
22. Runner blades are made up of _____________
23. Conical diffuser draft tube consists of conical diffuser with angles of______
24. Inward radial flow reaction turbine is a turbine in which water flows across the blades of runner______________
25. In impulse turbines with moving blades, there is no _________ in blades of the turbine.