# Question: q volume flow rate phi flow coefficient h head...

###### Question details

Q = Volume Flow Rate

Phi= Flow Coefficient

H= Head

N= Rotational Speed (rpm)

C= Absolute Velocity

U2= Impeller Tip Speed

Wm2= Relative Velocity/Work

Beta2= Blade angle with respect to tangent

f=fluid

m= meridional

2= impeller exit