网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
In radar plotting C.P.A.is the abbreviation of（）.
A
closest point to approach
B
close point to approach
C
crossing point to approch
D
coming point to approach
参考答案
参考解析
解析：
暂无解析
更多 “单选题In radar plotting C.P.A.is the abbreviation of（）.A closest point to approachB close point to approachC crossing point to approchD coming point to approach” 相关考题
考题
Radar beacons are transmitters designed to produce a ___ on the screens of ship’s radar sets.A.incorrect imageB.distinctive imageC.pictorial imageD.pictographic image
考题
The closest point of approach ( CPA ) of a contact on a relative motion radar may be determined ______.A.immediately when the contact is noted on radarB.only if the radar scope is watched constantlyC.after the contact has been marked at least twiceD.by an occasional glance at the radar
考题
SWEEP INT on radar panel is the abbreviation of ________ ．A.sweep introductionB.sweep interestC.sweep intentionD.sweep intensity
考题
In radar plotting CPA is the abbreviation of ________ ．A.closest point to approachB.close point to approachC.crossing point to approachD.coming point to approach
考题
My radar is not working．I require shorebased radar assistance．Is shorebased radar assistance ________ ？A.usedB.availableC.in useD.can be used
考题
The description Racon beside an illustration on a chart would mean a ______.A.radar conspicuous beaconB.circular radiobeaconC.radar transponder beaconD.radar calibration beacon
考题
Which aid is NOT marked on a chart with a magenta circle?A.Aero lightB.Radar stationC.Radar transponder beaconD.Radiobeacon
考题
In radar plotting C.P.A is the abbreviation of ______.A.crossing point to approachB.fog or steady rainC.closest point to approachD.close point to approach
考题
In order to insure that the racon signal is visible on your 3 cm radar, the ______.A.10 cm radar should be placed on stangby or turned offB.gain control should be turned to maximumC.radar should be stabilized, head upD.rain clutter control should be off but, if necessary, may be on low
考题
The documents you should provide are contract, L/C , invoice and B/L, L/C is the abbreviation for ( )，B/L is the abbreviation for ( ).
A. Letter of Credit，Packing List B. Leaking of Containers，Bill of Lading
C. Letter of Credit, Bill of Lading D. Leaking of Containers, Packing List
考题
单选题Radar beacons are transmitters designed to produce a（）on the screens of ship’s radar sets.A
incorrect imageB
distinctive imageC
pictorial imageD
pictographic image
考题
单选题The abbreviation ‘M/E’ is used to represent the（）A
measure equipmentB
main electricalC
my engineD
main engine
考题
单选题Which conditions will normally cause a SART to operate in the active mode?（）A
It will respond only to interrogation by 9-Ghz radar signalsB
A SART will normally respond to interrogation from a searching vessel's radar if the radar antenna is at least 15 meters highC
A SART will normally respond to interrogation from a searching aircraft's radar if the radar's output power is at least 10，000 watts and the aircraft is at a height of 3000 feet and within 30 nautical milesD
All of the above
考题
单选题In determining a safe speed（）shall not be among those taken into account.A
the characteristics，efficiency and limitation of the radar equipmentB
any constraints imposed by the radar range scale in useC
the effect on radar detection of the sea state，weather and other sources of interferenceD
the safe working load of the cranes both on board and ashore
考题
单选题In radar plotting C.P.A.is the abbreviation of（）.A
closest point to approachB
close point to approachC
crossing point to approchD
coming point to approach
考题
单选题Vessel required to have an Automatic Radar Plotting Aid must have a device to indicate the（）.A
speed of the vessel over the ground or through the waterB
distance to the next portC
time of the next navigational satellite passD
None of the above
考题
单选题Which statement is true concerning a vessel equipped with operational radar?（）.A
The Master of the vessel must be on the bridge when the radar is in useB
The radar equipment is only required to be used in restricted visibilityC
The use of a radar excuses a vessel from the need of a look-outD
This equipment must be used to obtain early warning of risk of collision
考题
单选题The abbreviation "GM" is used to represent the （）A
height of the metacenterB
fighting armC
righting momentD
metacentric height
考题
单选题My radar is not working.I require shore based radar assistance.Is shore based radar assistance（）?A
usedB
availableC
in useD
can be used
考题
单选题Which general statement concerning radar is FALSE?（）.A
Raising the antenna height increases the radar rangeB
The ability of radar to detect objects is unaffected by weather conditionsC
Radar bearings are less accurate than radar rangesD
Radar should be checked regularly during clear weather to ensure that it is operating properly
考题
单选题Which statement concerning the operation of radar in fog is TRUE?（）A
Radar ranges are less accurate in fogB
Navigation buoys will always show up on radarC
A sandy beach will show up clearer on radar than a rocky cliffD
Small wooden boats may not show up on radar
考题
单选题Small floes of rough，hummocky sea ice capable of damaging a vessel（）.A
can usually be detected by radar in a smooth sea at a range of 4 to 6 kilometersB
are indistinguishable from sea return on the PPIC
are invisible to radar when covered with a thick layer of snowD
are usually seen at night before they are close enough to provide a radar echo
考题
单选题SWEEP INT on radar panel is the abbreviation of（）.A
sweep introductionB
sweep interestC
sweep intentionD
sweep intensity
考题
单选题In plotting a running fix，how many fixed objects are needed to take your lines of position from? （）A
ThreeB
TwoC
OneD
None
考题
单选题If there is any doubt as to the proper operation of a radar，which statement is TRUE?（）.A
Only a radar expert can determine if the radar is operatingB
All radars have indicator lights and alarms to signal improper operationC
A radar range compared to the actual range of a known object can be used to check the operation of the radarD
The radar resolution detector must be energized to check the radar
考题
单选题The closest point of approach (CPA) of a contact on a relative motion radar may be determined（）.A
immediately when the contact is noted on radarB
only if the radar scope is watched constantlyC
after the contact has been marked at least twiceD
by an occasional glance at the radar
考题
单选题Which statement is TRUE concerning a vessel equipped with operational radar?（）.A
She must use this equipment to obtain early warning of risk of collisionB
The use of a radar excuses a vessel from the need of a look-outC
The radar equipment is only required to be used in restricted visibilityD
The safe speed of such a vessel will likely be greater than that of vessels without radar
考题
单选题What’s the abbreviation for the World Meteorological Organization?（）A
WMOB
IHOC
IMOD
WARC
热门标签
最新试卷