ASSIGNMENT 2
Textbook Assignment:
“Signalman Equipment,” chapter 2 (continued), pages 2-8 through 2-28.
2-1.
The filter wheel switch allows the operator to
rotate the wheel a total of how many positions
in the optical chain?
1. One
2. Two
3. Three
4. Four
2-2.
What is the power source of the power
conversion unit?
1. 115-Vac 60 Hz
2. 120 volts
3. A D-cell battery
4. A nickel-cadmium battery
2-3.
What part of the chemical warfare directional
detector consists of an electronics tray contained
in a watertight protective housing?
1. The sensor unit
2. The pivot mount
3. The power conversion unit
4. The maintenance kit
2-4.
The chemical warfare directional detector should
be purged once every how many days?
1.
10
2.
20
3.
30
4.
40
2-5.
When the chemical warfare directional detector
is installed, a total of how many locations
should be established for each detector?
1. One
2. Two
3. Three
4. Four
2-6.
The eyepiece magnification of the ship’s
binoculars is what power?
1.
10X
2.
16X
3.
20X
4.
32X
2-7.
The ship’s binoculars focusing knob enables the
diopter scale to be increased in what increments?
1.
1/10
2.
1/5
3.
1/3
4.
1/2
2-8.
What device(s) is/are used to evacuate and
recharge the binoculars assembly with dry
nitrogen?
1. The inlet and outlet valves
2. The increase-density control
3. The carriage assembly
4. The binoculars assembly level
2-9.
What assembly is used to mount the ship’s
binoculars to the deck?
1. The binoculars assembly
2. The carriage assembly
3. The elevation handle assembly
4. The pedestal assembly
2-10.
Ship’s binoculars should be inspected at least
how often to make sure they are in good
working order?
1. Daily
2. Weekly
3. Monthly
4. Yearly
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