5-33.
What device is provided in the
bellows of the double-walled piping
to inspect for fluid inside the
double-walls?
1.
A bolted manhole cover
2.
An easy-open hatch
3.
Sight glasses
4.
Drain plugs
5-34.
Constant pressure is maintained in
the automatic pressure regulating
system by balancing the spring
tension in the pilot valve against
what pressure?
1.
The spring pressure in the main
valve
2.
The ejector strainer spring
pressure
3.
The venturi throat pressure
4.
The station discharge pressure
5-35.
What device prevents chatter of the
main valve in the pressure
regulating system?
1.
The venturi
2.
The ejector strainer assembly
3.
The recirculating line
4.
The reinforced diaphragm in the
main valve
5-36.
What is the function of the control
valve in the automatic pressure
regulating system?
1.
To control discharge pressure
2.
To reduce the violence with
which pump pressure is admitted
to the main valve cover chamber
3.
To close the main valve during
a sudden buildup in downstream
pressure
4.
To direct fuel flow to the
venturi
5-37.
A recirculating line on the
delivery side of the venturi tube
returns what percent of the
capacity of the booster pump?
1.
3%
2.
5%
3.
7%
4.
10%
3-36.
5-39.
5-40.
5-41.
5-42.
Why is a metal bellows used instead
of fiber packing in the sylphon
packless globe valve?
1.
The fiber packing shrinks or
deteriorates
2.
The metal bellows never
requires replacement
3.
The fiber packing will hold a
static charge
4.
The metal bellows will not
corrode
The pressure relief valve for the
cofferdam is set at what psi?
1.
7 psi
2.
10 psi
3.
14 psi
4.
50 psi
How long after the fixed CO2
system is activated will the CO2
actually be discharged?
1.
5 sec
2.
10 sec
3.
15 sec
4.
30 sec
When the CO2 flooding system is
activated, which of the following
actions will NOT automatically
happen?
1.
A warning bell will ring in the
space
2.
A visual alarm will show
outside the space
3.
The electrically operated
hatches will open
4.
The ventilation motors will
stop
What is the maximum allowable
capacity of MOGAS that can be
brought onboard when the ship is
alongside a pier?
1.
75%
2.
80%
3.
85%
4.
95%
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