Pumps Quiz

Which of the following is an application of pumps?

• Filling tanks

• Emptying trenches

• Supplying water to boilers

• All of the above

What category of pumps uses impellers to generate centrifugal force?

• Dynamic pumps

• Centrifugal pumps

• Rotary pumps

• Positive displacement pumps

What do the density and specific gravity affect in pump selection?

• The liquid's viscosity

• Net positive suction head

• The horsepower required by the pump

• The pressure that exists at the suction end of a pump

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

What type of pump uses an impeller on a rotating shaft to generate pressure and move liquids to the outer casing within the pump and then out through the discharge shaft?

• Axial pump

• Rotary pump

• Centrifugal pump

• Reciprocating pump

Tags

NGSS.MS-PS2-1

Which of the following is an advantage of a vertical centrifugal pump?

• It takes up more space.

• It can withstand higher operating temperatures.

• The motor is situated on top of the pump and must be removed to work on it.

• All of the above

What specialty pumps would you use with liquids that are difficult to seal?

• Canned pumps

• Axial pumps

• High-speed centrifugal pumps

• Jet pumps

Which of the following is an advantage of using lobe pumps?

• They are suitable for low-viscosity liquids.

• They have high suction abilities.

• They can handle slurries with a large particle size.

• They do not require factory service for repairs.

What type of reciprocating pumps are driven by a motor, air, hydraulics, or direct-acting steam?

• Piston pumps

• Plunger pumps

• Diaphragm pumps

• Rotary pump

What type of sealing arrangement for pumps is used in nontoxic, nonflammable, and nonpolluting applications?

• Mechanical packing

• Mechanical seal

• Physical seal

• Physical packing

What type of seal system has a primary seal and a backup seal?

• Seal pot

• Seal flush

• Tandem seal

• Double seal