Diameter of jet to the diameter of Pelton wheel
Velocity of jet to the velocity of Pelton wheel
Diameter of Pelton wheel to the diameter of jet
Velocity of Pelton wheel to the velocity of jet
C. Diameter of Pelton wheel to the diameter of jet
Directly proportional to H1/2
Inversely proportional to H1/2
Directly proportional to H3/2
Inversely proportional to H3/2
Directly proportional to diameter of its impeller
Inversely proportional to diameter of its impeller
Directly proportional to (diameter)² of its impeller
Inversely proportional to (diameter)² of its impeller
Velocity of flow at inlet to the theoretical jet velocity
Theoretical velocity of jet to the velocity of flow at inlet
Velocity of runner at inlet to the velocity of flow at inlet
None of the above
Friction loss
Cavitations
Static head
Loss of kinetic energy
Fourneyron turbine
Journal turbine
Thomson's turbine
Pelton wheel
An axial flow
An inward flow
An outward flow
A mixed flow
Slow speed pump with radial flow at outlet
Medium speed pump with radial flow at outlet
High speed pump with radial flow at outlet
High speed pump with axial flow at outlet
Casing
Delivery pipe
Suction pipe
Impeller
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
Kinetic head
Velocity head
Manometric head
Static head
Impulse turbines
Reaction turbines
Axial flow turbines
Mixed flow turbines
Kept fully closed
Kept fully open
Irrespective of any position
Kept 50% open
Directly proportional
Inversely proportional
4th power
None of these
Two cylinders, two rams and a storage device
A cylinder and a ram
Two coaxial rams and two cylinders
A cylinder, a piston, storage tank and control valve
Delivers unit discharge under unit head
Delivers unit discharge under unit speed
Develops unit power under unit head
Develops unit power under unit speed
Same quantity of liquid
0.75 Q
Q/0.75
1.5 Q
40 %
50 %
60 %
80 %
Smoothen flow
Reduce acceleration to minimum
Increase pump efficiency
Save pump from cavitations
At the top
At the bottom
At the canter
From sides
39.2 %
48.8 %
84.8 %
88.4 %
0.15 to 0.3
0.4 to 0.5
0.6 to 0.9
1 to 1.5
One-fourth
One-half
Three-fourth
Double
Slow speed with radial flow at outlet
Medium speed with radial flow at outlet
High speed with radial flow at outlet
High speed with axial flow at outlet
Propeller turbine
Francis turbine
Impulse turbine
Any one of the above
Propeller turbine
Francis turbine
Impulse turbine
None of the above
Centrifugal
Axial flow
Mixed flow
Reciprocating
10 r.p.m.
20 r.p.m.
40 r.p.m.
80 r.p.m.
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
Horizontal
Nearly horizontal
Steep
First rise and then fall
Kept fully closed
Kept fully open
Irrespective of any position
Kept 50% open