P/ √H
P/ H
P/ H3/2
P/ H²
C. P/ H3/2
Volute casing
Volute casing with guide blades
Vortex casing
Any one of these
Potential Energy
Strain Energy
Kinetic energy
None of these
40 %
50 %
60 %
80 %
Slow speed with radial flow at outlet
Medium speed with radial flow at outlet
High speed with radial flow at outlet
High speed with mixed flow at outlet
Proportional to diameter of impeller
Proportional to speed of impeller
Proportional to diameter and speed of impeller
None of the above
Centrifugal pump
Reciprocating pump
Jet pump
Air lift pump
At full load
At which there will be no damage to the runner
Corresponding to maximum overload permissible
At which the turbine will run freely without load
Power produced by the turbine to the energy actually supplied by the turbine
Actual work available at the turbine to energy imparted to the wheel
Workdone on the wheel to the energy (or head of water) actually supplied to the turbine
None of the above
Adjustable blades
Backward curved blades
Vaned diffusion casing
Inlet guide blades
Hydraulic
Mechanical
Overall
None of these
Q/√H
Q/H
Q/H3/2
Q/H²
Full load speed
The speed at which turbine runner will be damaged
The speed if the turbine runner is allowed to revolve freely without load and with the wicket gates wide open
The speed corresponding to maximum overload permissible
Ratio of actual discharge to the theoretical discharge
Sum of actual discharge and the theoretical discharge
Difference of theoretical discharge and the actual discharge
Product of theoretical discharge and the actual discharge
Girad turbine
Turgo turbine
Pelton wheel
Kaplan turbine
Same
0.75 B.H.P.
B.H.P./0.75
1.5 B.H.P.
Directly proportional to H1/2
Inversely proportional to H1/2
Directly proportional to H3/2
Inversely proportional to H3/2
To store pressure energy which may be supplied to a machine later on
To increase the intensity of pressure of water by means of energy available from a large quantity of water at a low pressure
To lift larger load by the application of a comparatively much smaller force
All of the above
2V/(vr - v)
2V/(vr + v)
V/(vr - v)
V/(vr + v)
0 to 25 m
25 m to 250 m
Above 250 m
None of these
2 to 4
4 to 8
8 to 16
16 to 24
Propeller turbine
Francis turbine
Impulse turbine
Any one of the above
Screw pump
Gear pump
Cam and piston pump
Plunger pump
Of such a size that it delivers unit discharge at unit head
Of such a size that it delivers unit discharge at unit power
Of such a size that it requires unit power per unit head
Of such a size that it produces unit horse power with unit head
(1 + cos φ)/2
(1 - cos φ)/2
(1 + sin φ)/2
(1 - sin φ)/2
Geometric similarity
Kinematic similarity
Dynamic similarity
None of these
Equal to
1.2 times
1.8 times
Double
Centrifugal pump
Reciprocating pump
Jet pump
Airlift pump
Strain
Pressure
Kinetic
None of these
Propeller turbine
Francis turbine
Impulse turbine
Any one of the above
Allow the water to enter the runner without shock
Allow the water to flow over them, without forming eddies
Allow the required quantity of water to enter the turbine
All of the above