6. NOMENCLATURE

d1	Diameter 1 = 50 mm = 0.05 m
d2	Diameter 2 = 32 mm = 0.032 m
Ef	Energy due to friction (µ).
G	Volumetric flow (m3/s).
g	Gravity (m/s2).
H	Height (m).
hF	Losses load.
m	Mass flow (kg/s).
P	Pressure (Pa).
P1	Pressure point 1 (bar).
P2	Pressure point 2 (bar).
S	Section perpendicular to the passage of fluid (cm).
u1	Linear velocity of the fluid at point 1 (m/s).
u2	Linear velocity of the fluid at point 2 (m/s).
Wmec	Mechanical energy.
ω	Angular velocity (rpm).
z	Height between the two manometers = 0.25 m.
ρ	Density of the fluid (kg/m3).