In a Francis turbine, the runner blades are radial at the inlet and the discharge leaves the runner radially at the exit. For this turbine

The relative velocity is radial at the outlet

The absolute velocity is radial at the outlet

The velocity of flow is constant

In a Francis turbine, the runner blades are radial at the inlet and th

1.	In a Francis turbine, the runner blades are radial at the inlet and the discharge leaves the runner radially at the exit. For this turbine
A.	The relative velocity is radial at the outlet
B.	The absolute velocity is radial at the outlet
C.	The guide vane angle is 90°
D.	The velocity of flow is constant
Answer» C. The guide vane angle is 90°