Smokeboat Quiz #39

Distilling Systems - Part 1.

1) The first successful apparatus for distilling sea water on a submarine was the ______ evaporator.
a) steam
b) exhaust
c) electrical
d) compression


3) The average fresh water stowage capacity of a submarine is ______ gals.
a) 6,500
b) 4,600
c) 6,400
d) 5,600


5) What balances the heat loss in the distilling unit after it is in operation?
a) feed water
b) condensate
c) compressor
d) brine


7) If no leaks are present in the system, the distilled water will contain not over ___ parts of salt to a million parts of water.
a) one
b) two
c) three
d) four


9) On the Model S unit, the by-pass valve is normally ________ during distillation.
a) automatically regulated
b) manually regulated
c) closed
d) open
2) A fleet submarine consumes, during a war patrol, an average of _____ gallons of fresh water per day.
a) 1,000
b) 500
c) 250
d) 1,500


4) In the Model S distilling unit, seawater is supplied at a rate of about:
a) five gallons per hour
b) five gallons per minute
c) a gallon an hour
d) a gallon a minute


6) When starting an S unit, it takes from ___ to ___ minutes to bring the sea water to a boiling point.
a) 5 - 10
b) 10 - 20
c) 40 - 60
d) 60 - 90


8) The maximum safe reading on the Klienschmidt water tester type A, for storage batteries is:
a) 10
b) 20
c) 30
d) 40


10) In the Model S unit, the eight heaters are controlled by ______ switches.
a) 4
b) 8
c) 1
d) 2

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