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Worksheetsnav 3 midterm quiz 1
Total questions: 30
Worksheet time: 15mins
Why is running fix used by mariners at sea?
To measure fuel usage
To estimate ship’s speed
To determine ship’s position
To reduce crew workload
When is running fix most commonly applied?
During radar detection
During sonar operation
During GPS unavailability
During anchor deployment
What does the running fix method require?
Use of sonar signals
Use of radar systems
Use of visual bearings
Use of fuel readings
Where is the running fix plotted on board?
On the ship’s radar
On the engine panel
On the navigation chart
On the fuel monitor
How does running fix improve safety onboard?
By reducing crew fatigue
By increasing fuel savings
By ensuring accurate position
By improving engine control
Why are two bearings taken in running fix?
To measure wind speed
To reduce fuel usage
To improve position accuracy
To increase crew morale
When should the second bearing be taken?
After anchor is dropped
After one hour of sailing
After fuel is consumed
After engine is started
What does L.O.P stand for in navigation?
Line of Position
Level of Precision
Location of Port
Latitude of Point
Where is the dead reckoning position used?
In fuel calculation
In crew scheduling
In position estimation
In anchor deployment
How is the running fix position determined?
By sonar detection
By radar reflection
By bearing intersection
By fuel measurement
Why must bearings be accurate in plotting?
To reduce fuel usage
To improve engine speed
To ensure correct position
To increase crew morale
When is visibility most critical for fix?
During engine failure
During fuel shortage
During poor weather
During crew fatigue
What environmental factor affects fix?
Fuel consumption rate
Wind and current flow
Crew working hours
Anchor chain length
Where does the running fix method excel?
In open calm waters
In radar detection zones
In GPS-denied areas
In anchor deployment zones
How does running fix aid triangulation?
By reducing fuel usage
By increasing crew morale
By improving position accuracy
By enhancing engine control
Why is dipping range used by mariners?
To measure fuel usage
To reduce crew fatigue
To estimate vessel position
To increase engine speed
When is geographic range most useful?
During foggy weather
During anchor drop
During clear horizon
During crew rest time
What does luminous range depend on?
Fuel consumption rate
Atmospheric condition
Crew working hours
Anchor chain length
Where is nominal range information found?
In crew logbook
In fuel register
In Admiralty List
In anchor manual
How does observer height affect range?
By reducing fuel usage
By increasing visibility
By improving engine speed
By enhancing crew morale
Why are white lights more visible at sea?
Due to crew preference
Due to fuel efficiency
Due to longer wavelength
Due to anchor position
When can background lights cause issues?
During daylight hours
During radar detection
During nighttime sailing
During anchor retrieval
What is the purpose of visual bearings?
To measure fuel usage
To reduce crew fatigue
To determine ship’s position
To increase engine speed
Where are light ranges most effective?
In foggy conditions
In clear weather
In anchor zones
In fuel stations
How do mariners use light triangulation?
To measure fuel usage
To reduce crew fatigue
To pinpoint ship location
To increase engine speed
Why is running fix taught in training?
To reduce crew fatigue
To improve engine speed
To enhance navigation skill
To increase fuel savings
When is running fix most beneficial?
During radar detection
During sonar operation
During GPS failure
During anchor drop
What does the intersection of L.O.Ps show?
Crew working hours
Fuel consumption rate
Ship’s exact position
Anchor chain length
Where should bearings be plotted onboard?
On engine panel
On fuel monitor
On navigation chart
On anchor manual
How does running fix support safe travel?
By reducing crew fatigue
By increasing fuel savings
By ensuring accurate position
By improving engine control
