Explain how a centrifugal pump operates.

a. Positively displaces fluid with a reciprocating motion.
b. Spins liquid from the suction eye into a volute.
c. Positively displaces liquid with a rotary motion.
d. Dynamically spins liquid axially into discharge.


b. Spins liquid from the suction eye into a volute.

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Piston or cylinder ____________________ refers to the volume that the piston displaces in the cylinder as it moves from TDC to BDC.

Fill in the blank(s) with the appropriate word(s).

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Vacuum pumps are rated by:

A) Inches of mercury vacuum. B) CFM capacity and micron blank-off pressure. C) Micron blank off pressure. D) CFM capacity.

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Pets and livestock are most likely to contract rabies through contact with infected wild animals such as:

A. deer B. rabbits C. bats D. all answers are correct

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Draw a parallel-form block diagram for each of these system transfer functions.

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