1-61.
What is the first step in isolating
the extent of waveguide flooding?
1.
Secure the cooling system
2.
Estimate the amount of coolant
lost
3.
Secure the dry air system
4.
Open the lowest point in the
waveguide
Learning Objective:
the dry air
Describe the dry-air
system components and their operation.
1-62.
Dew point is best defined by which
of the following statements?
1.
Temperature at which water
vapor begins to deposit as a
liquid
2.
Temperature at which water
vapor starts to condensate
3.
Temperature of precipitation
4.
Temperature of the water
particles in the air
1-63.
Compressing air has what effect, if
any, on relative humidity?
1.
It will increase
2.
It will decrease
3.
It will vary inversely with the
pressure
4.
None
IN ANSWERING QUESTIONS 1-64 THROUGH 1-67,
SELECT FROM THE LIST BELOW THE DEFINITION
FOR THE TERM INDICATED IN THE QUESTION.
A.
Uses a combination of refrigeration
and desiccant to dry the air
B.
Compresses the air
C.
Uses adsorption ONLY to dry the air
D.
Uses freezing ONLY to dry the air
1-64.
1-65.
1-66.
Type I dehydrator.
1. A
2. B
3. C
4. D
Type II dehydrator.
1. A
2. B
3. C
4. D
Type III dehydrator.
1. A
2. B
3. C
4. D
1-67.
Air compressor.
1. A
2. B
3. C
4. D
1-68.
What is the normal mode of
operation of an equipment air
dryer?
1.
Start-up
2.
Fluid separation
3.
Automatic
4.
By-pass
1-69.
Oil vapor is removed from the
compressed air by which of the
following methods?
1.
By absorption
2.
By adsorption
3.
By ionization
4.
By fluid separation
IN ANSWERING QUESTIONS 1-70 THROUGH 1-75,
SELECT FROM THE AIR DRYER COMPONENTS
LISTED BELOW AND MATCH THEIR COMPONENTS
FUNCTION USED IN THE QUESTION.
A.
Fluid separator
B.
Telltale oil filter
C.
Pressure regulator
D.
Dehydrator
1-70.
It contains a desiccant chambers to
dry the air.
1. A
2. B
3. C
4. D
1-71.
It controls inlet air to the
dehydrator.
1. A
2. B
3. C
4. D
1-72.
It uses centrifugal force to
extract droplets of liquid.
1. A
2. B
3. C
4. D
1-73.
It uses absorption to remove oil
vapor.
1. A
2. B
3. C
4. D
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