ow
i V01h AV
in MaEfow PAV pv
PAV RAzVz
Incompressable Flows
Densityremainsconstant with time andposition lessthan 5 change
Flows of liquid or lowspeedgases v 4100 m s
P2
AV AV conservation
of mass
compressable Flows
Densitychanges witheither
timeor position
Highspeed gases v 100ms
P
PAV PA V conservation of mass
MOMENTUM EQUATION
Momentum
flow rate flux MV PAV
'F mV mV PAzVz PAV