Smokeboat Quiz #28

Air Systems - Part 5.

1) The secondary purpose of the 10# air system is to:
a) provide list control
b) blow main ballast tanks
c) blow fuel ballast tanks
d) conserve compressed air

 

3) To prevent tank pressure from entering the 10# system ______ valves are used.
a) stop check
b) regulator
c) swing check
d) relief

 

5) The outboard movement of the list control lever on the 10# manifold:
a) restricts the flow of air to the starboard tanks
b) restricts the flow of air to the port tanks
c) allows an equal amount of air to flow to all tanks
d) shuts off air to port and starboard tanks

 

7) The internal salvage air system is dependent upon ______ , while the external salvage air system is dependent upon ______ .
a) outside source - 225# system
b) 225# system - outside source
c) outside source - 3000# system
d) 225# system - 3000# system

 

9) Compartments are identified by ______ on salvage system plating topside.
a) numbers
b) bars
c) round screw heads
d) flat head screws
2) List control can be accomplished through the use of:
a) all main ballast tanks
b) main ballast tanks #2 and #6
c) all main and fuel ballast tanks
d) 10# system only

 

4) There are ______ 10# blow lines passing through the pressure hull and connecting into the ______ in the superstructure.
a) 8 - vent risers
b) 9 - tank tops
c) 9 - vent risers
d) 8 - tank tops

 

6) The internal compartment salvage valves:
a) are supplied air through reducers
b) can be operated from either side of the transverse bulkhead, and air may be supplied to either compartment
c) can be operated from either side of the transverse bulkhead, and air only supplied to adjacent compartment
d) are not manually operated

 

8) Each compartment, except conning tower, has ______ external salvage connections
a) 1
b) 2
c) 3
d) 4

 

10) After trim tank may be blown or vented from the:
a) control room
b) after torpedo room
c) forward torpedo room
d) a and b above

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