4393950
Beschreibung
Quiz von TRAVIS CANNING, aktualisiert more than 1 year ago
|
Erstellt von TRAVIS CANNING
vor mehr als 8 Jahre
|
|
Frage 1
Frage
As the liquid travels through the volute casing of a centrifugal pump toward the discharge, its _______ energy is converted into pressure or potential energy.
Antworten
-
rotation
-
fluids
-
kinetic
-
electrical
Frage 2
Frage
As compared to a radical flow pump, the axial pump has a low suction lift and develops a relatively ______ discharge head, and has a ______ flow capacity
Antworten
-
low, small
-
low, large
-
high, small
-
high, large
Frage 3
Frage
The screw pump
Antworten
-
has two screws that rotate in the same direction inside the casing
-
has an externally-cut gear which meshes with an internally-cut gear
-
has a single rotor containing screw threads within a casing
-
has two rotors each with three lobes.
-
has two rotors each with intermeshing screw threads
Frage 4
Frage
A/An ______ valve is a combination check valve and minimum flow valve in one unit.
Antworten
-
discharge
-
automatic recirculation valve
-
remote backpressure valve
-
minimum flow
Frage 5
Frage
Wearing rings are often made of _____ or cast iron since these materials tend to wear in a smooth manner.
Antworten
-
bronze
-
copper
-
nickel
-
brass
Frage 6
Frage
The mixed flow pump has a single inlet impeller with the flow entering the pump in an axial direction and leaving the pump in direction between axial and _______
Antworten
-
centrifugal
-
radial
-
series
-
parallel
Frage 7
Frage
The external gear pump
Antworten
-
has two gears, which rotate in opposite directions inside the casing.
-
has an externally-cut gear that meshes with an internally-cut gear, separated by a crescent-shaped portion
-
has a rotor containing vanes within slots
-
has two rotors each with three lobes
-
has two rotors each with two opposing spirals or screw threads
Frage 8
Frage
The axial flow pump, often called a _____ pump, uses an impeller with vanes similar to a ships propeller
Antworten
-
ships
-
mates
-
lift
-
propeller
Frage 9
Frage
Multi-stage centrifugal pumps are equipped with two or more impellers operating in ______
Antworten
-
parallel
-
series
-
opposition
-
separate casings
Frage 10
Frage
It is imperative that the flow through a multistage pump be kept above a _______ flow rate
Antworten
-
maximum
-
manufactures
-
minimum
-
safe
Möchten Sie mit GoConqr kostenlos Ihre eigenen Quiz erstellen? eigenen Mehr erfahren.