Marina Exam Reviewer
At evening stars, the last stars that should be observed are those with an azimuth in what quadrant?
A. Eastern
B. Southern
C. Western
D. Northern
Showing posts with label Marina Exam 2017. Show all posts
Showing posts with label Marina Exam 2017. Show all posts
Thursday, September 28, 2017
Marina Exam Reviewer: At evening stars, the last stars that should be observed are those with an azimuth in what quadrant?
Marina Exam Reviewer
At evening stars, the last stars that should be observed are those with an azimuth in what quadrant?
A. Eastern
B. Southern
C. Western
D. Northern
Marina Exam for OIC: Astronomical refraction causes a celestial body to appear __________.
Marina Exam for OIC
Astronomical refraction causes a celestial body to appear __________.
A. higher than its actual position
B. to the left of its position in the Northern Hemisphere and to the right in the Southern Hemisphere
C. to the right of its position in the Northern Hemisphere and to the left in the Southern Hemisphere
D. lower than its actual position
Wednesday, September 27, 2017
Marina Exam for OIC: In the horizon system of coordinates what is equivalent to the meridian angle of the celestial equator system?
In the horizon system of coordinates what is equivalent to the meridian angle of the celestial equator system?
A. Azimuth angle
B. Zenith distance
C. Co-latitude
D. Altitude
Marina Exam Reviewer: In the celestial equator system of coordinates of what is equivalent to the co-latitude of the Earth system of coordinates?
Marina Exam Reviewer
In the celestial equator system of coordinates of what is equivalent to the co-latitude of the Earth system of coordinates?
A. Declination
B. Zenith distance
C. Polar distance
D. Co-altitude
Tuesday, September 26, 2017
Marina Exam 2017: Apparent altitude is sextant altitude corrected for __________.
Apparent altitude is sextant altitude corrected for __________.
A.double-second difference
B.chronometer error and dip
C.difference in assumed latitude and actual latitude
D.inaccuracies in the reading and reference level
Answer:
Monday, September 25, 2017
Marina Exam 2017: The GPS provides 95% accuracy within a range of:
Marina Exam 2017: The GPS provides 95% accuracy within a range of:
A.100 meters
B.300 meters
C.10 meters
D.150 meters
Answer:
A.100 meters
OIC reviewer: One complete turn of the drum of the sextant moves the index arm along the arc is equal to:
OIC reviewer: One complete turn of the drum of the sextant moves the index arm along the arc is equal to:
A.1 minute of arc
B.1 degree
C.1 second of arc
D.1/10th of a degree
Answer:
B.1 degree
More Question below:
Sunday, September 24, 2017
Marina Exam 2017:The most probable position of the object of a search at any given time is the ____
The most probable position of the object of a search at any given time is the __________.
A.incident position
B.dead-reckoning position
C.reported position
D.datum position
Answer:
Marina Exam 2017,:Advection fog a common occurrence on the Great Lakes forms when __________.
Advection fog a common occurrence on the Great Lakes forms when __________.
A.relatively warm air flows over cooler water
B.frigid arctic air moves across the lakes and becomes saturated
C.cool air contacts warm river currents
D.air comes in contact with a rapidly cooling land surface
Answer:
A.relatively warm air flows over cooler water
Friday, September 22, 2017
Marina Exam 2017: A sail plan including the vessel s itinerary name number and persons aboard should be filed with _____
A sail plan including the vessel s itinerary name number and persons aboard should be filed with __________.
A. a responsible person
B. the FAA
C. U.S. Customs
D. the Coast Guard
Answer:
A. a responsible person
A sextant having an index error that is on the arc has a ________.
Thursday, September 21, 2017
Marina Exam for OIC: A hurricane has recurved to the northeast and its forward speed is 20 knots. Your MODU is located 600 miles northeast of the hurricane s center. How long will it take for the hurricane center to reach your position if it holds its present course and speed?
A hurricane has recurved to the northeast and its forward speed is 20 knots. Your MODU is located 600 miles northeast of the hurricane s center. How long will it take for the hurricane center to reach your position if it holds its present course and speed?
A. 30 hours
B. 10 hours
C. 50 hours
D. 80 hours
Marina Exam Reviewer : A gyro compass has a feature that decreases with latitude being maximum at the equator and zero at the geographical poles known as ____.
A gyro compass has a feature that decreases with latitude being maximum at the equator and zero at the geographical poles known as ____.
A. precession
B. dip
C. directive force
D. attractive force
Marina Board Exam: A gyro compass error in which damping is accompanied by offsetting the point of application of the force from a mercury ballistic is known as__________.
A gyro compass error in which damping is accompanied by offsetting the point of application of the force from a mercury ballistic is known as__________.
A. tangent latitude error
B. quadrantal error
C. damping error
D. ballistic error
Wednesday, September 20, 2017
Marina Exam Reviewer: A great circle track provides the maximum saving in distance on __________.
Marina Exam Reviewer
A great circle track provides the maximum saving in distance on __________.
A. southerly courses in high latitudes
B. easterly courses in high latitudes
C. westerly courses in low latitudes
D. easterly courses in low latitudes that cross the equator
Marina Exam For OIC: A GPS satellite transmits a signal thru the second carrier on ___________.
A GPS satellite transmits a signal thru the second carrier on ___________.
A. 1227.60 mHz
B. 1272.60 mHz
C. 1722.60 mHz
D. 1727.60 mHz
Exam Guide for OIC: A GPS satellite transmits a signal thru the first carrier on ________
A GPS satellite transmits a signal thru the first carrier on _________.
A. 1755.42 mHz
B. 1575.42 mHz
C. 1572.75 mHz
D. 1574.75 mHz
Answer:
Marina Reviewer: A free gyroscope is said to have three degres of freedom . From those listed which is NOT one of these?
A free gyroscope is said to have three degres of freedom . From those listed which is NOT one of these?
A. Spin axis.
B. Latitude axis.
C. Altitude axis
D. Azimuth axis.
Answer:
A. Spin axis.
B. Latitude axis.
C. Altitude axis
D. Azimuth axis.
Answer:
Tuesday, September 19, 2017
Self Review for Marina Exam: A flywheel in a universal mounting where the axis is free to point in any direction is the________
A flywheel in a universal mounting where the axis is free to point in any direction is the_________.
A. gyrosphere
B. phantom wheel
C. gyroscope
D. gimbals
Answer:
C. gyroscope
Where will you find the information about the duration of slack water?
Where will you find the information about the duration of slack water?
A. Tidal Current Tables
B. Tide Tables
C. Sailing Directions
D. American Practical Navigator
Answer:
Marina Exam: What does the term tide refer to?
Marina Exam: What does the term tide refer to?
A. Mixing tendency of the water
B. Horizontal movement of the water
C. Vertical movement of the water
D. Salinity content of the water
Answer:
