Without references, DESCRIBE the purpose, construction, and principle of operation for
positive displacement pumps.
STATE the difference between the flow characteristics of centrifugal and positive
Given a simplified drawing of a positive displacement pump, CLASSIFY the pump as
one of the following:
Reciprocating piston pump
Gear-type rotary pump
Screw-type rotary pump
Lobe-type rotary pump
Moving vane pump
EXPLAIN the importance of viscosity as it relates to the operation of a reciprocating
positive displacement pump.
DESCRIBE the characteristic curve for a positive displacement pump.
DEFINE the term slippage.
STATE how positive displacement pumps are protected against overpressurization.