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12-62.
Which of the following entries
should be entered in column 12 of
the weather observation form for a
sea level barometer reading of
1023.8 millibars?
1.
023
2.
23.8
3.
238
4.
1023
12-63.
How often and by what precedence
must ships transmit weather
observations when the surface
winds are greater than 34 knots?
1.
Every 6 hours, priority
2.
Every 6 hours, immediate
3.
Every 3 hours, priority
4.
Every 3 hours, immediate
IN ANSWERING QUESTIONS 12-64 AND 12-65,
SELECT THE FUNCTION FROM COLUMN B THAT
MATCHES THE EQUIPMENT IN COLUMN A. NOT
ALL RESPONSES ARE USED.
A. EQUIPMENT
B. FUNCTION
12-64.
Helm Unit
1. The steering
12-65.
Lee Helm
2. Means by which
3. Means by which
wheel in second-
ary conn
speed changes
are transmitted
the ship is
steered
12-66. How often are steering pumps
switched?
1.
Every watch
2.
Every 12 hr
3.
Every 24 hr
4.
Every other day
12-67. When is a master helmsman used?
1.
In restricted waters
2.
During replenishment
3.
When entering DR leaving port
4.
All of the above
IN ANSWERING QUESTIONS 12-68 THROUGH
12-71, SELECT THE DEFINITION FROM COLUMN B
THAT MATCHES THE TERM IN COLUMN A.
RESPONSES ARE USED ONLY ONCE.
A. TERM
B. DEFINITION
12-68.
Tactical
1. Distance run on
Diameter
the original
course until
12-69.
Turning
Circle
track interception
2. Distance gained
12-70.
Advance
left or right after
a 180° turn
12-71.
Transfer
3. Distance gained
toward a new
course
4. Path followed by
the pivot point
when making a 360°
turn
12-72.
What is a ship's pivot point?
1.
A point on the center line
2.
A point on which the ship
turns when rudder is applied
3.
Located about one-third the
ship's length from the bow
4.
All of the above
12-73.
Which of the following diameter
maneuvers is the distance 90° to
the original course measured from
180° to 360°?
1.
Final Diameter
2.
Turning Diameter
3.
Standard Tactical Diameter
4.
Angle of Turn
12-74.
Standard rudder is the amount of
rudder angle used to make the ship
turn in the standard tactical
diameter.
1.
True
2.
False
12-75.
Which fact best describes kick?
1.
Side force
2.
Swirl of water inside of the
turn when the rudder is
applied
3.
Swirl of water outside of the
turn when the rudder is
applied
4.
Making a wide turn so the
stern is kicked out
83
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