1. radial component
2. axial component
3. tangential component
4. resultant component
axial component
1. same
2. higher
3. lower
4. dependent on other factors
lower
1. more power
2. less power
3. same power
4. more/less power depending on other factors
less power
1. start-stop motor
2. constant speed unloader
3. relief valve
4. variable speed
constant speed unloader
1. conversion of pressure energy into kinetic energy
2. conversion of kinetic energy into pressure energy
3. centripetal action
4. generating pressure directly
conversion of kinetic energy into pressure energy
1. is entropic
2. isothermal
3. poly tropic
4. somewhere in between is entropic and isothermal
isothermal
1. is uniform flow
2. is steady uniform flow
3. takes place in straight lines
4. involves zero transverse component of flow
involves zero transverse component of flow
1. it has low vapor pressure
2. it is clearly visible
3. it has low surface tension
4. it can provide longer column due to low density
it can provide longer column due to low density
1. dissolved air
2. dissolved salt
3. suspended matter
4. all of the above
all of the above
1. specific weight
2. specific mass
3. specific gravity
4. specific density
specific gravity