When an azimuth of the Sun has been taken and the deviation of the standard magnetic compass computed,the watch officer should record the results ______.A.in the vessel's Official LogbookB.on the compass deviation cardC.in the compass deviation logD.on a Napier diagram
When an azimuth of the Sun has been taken and the deviation of the standard magnetic compass computed,the watch officer should record the results ______.
A.in the vessel's Official Logbook
B.on the compass deviation card
C.in the compass deviation log
D.on a Napier diagram
相关考题:
A process characteristic has a true mean of 150 and a true standard deviation of 20. A sample of 25 items is taken from this process. The standard error of the estimate is:A . 0.2B . 0.8C . 4D . 5E . 7.5
For a given characteristic in a construction process, the standard deviation associated with production variation is 0.8", and the standard deviation associated with measurement variation is 0.6". The total standard deviation for this characteristic is:A . 1.4"B . 1.2".C . 1.0"D . 0.8"E . 0.2"
143 For a given characteristic in a construction process, the standard deviation associated with production variation is 0.8", and the standard deviation associated with measurement variation is 0.6". The total standard deviation for this characteristic is:A. 1.4"B. 1.2".C. 1.0"D. 0.8"E. 0.2"
147 A process characteristic has a true mean of 150 and a true standard deviation of 20. A sample of 25 items is taken from this process. The standard error of the estimate is:A. 0.2B. 0.8C. 4D. 5E. 7.5
When data() , it has to be analyzed to decide what it all means. A.had been collectedB.has collectedC.has been collected
When we got there, the meeting()for half an hour. A. has been onB. has onC. was onD. had been on
Simile is applied in ________.A、In politics, a reformer may have just as strong a love of power as a despot.B、And is it not, perhaps, a drug which—like opium—has to be taken in continually stronger doses to produce the desired effect?C、When the Arabs, who had been used to living sparing
Great changes ______ in Shanghai since the beginning of the reform. and opening-up policy. A. took placeB. has taken placeC. has been taken placeD. have taken place
The compass error of a magnetic compass that has no deviation is ______.A.zeroB.equal to variationC.eliminated by adjusting the compassD.constant at any geographical location
_____, water turns into ice.A、When freezingB、When frozenC、When it has been frozenD、When freezes to it
The spokesman assured the public that the problem ______care of as soon as possible.A. will takeB. has been takenC. would be takenD. had been taken
Deviation in a compass is caused by the ______.A.vessel’s geographic positionB.vessel’s headingC.earth’s magnetic fieldD.influence of the magnetic materials of the vessel
If the compass heading and magnetic-heading are the same then ______.A.the deviation has been offset by the variationB.there is something wrong with the compassC.the compass is being influenced by nearby metalsD.there is no deviation on that heading
Magnetic compass deviation______.A.varies depending upon the bearing usedB.is the angular difference between magnetic north and compass northC.is published on the compass rose on most nautical chartsD.is the angular difference between geographic and magnetic meridians
单选题Deviation is caused by().Achanges in the earth's magnetic fieldBnearby magnetic land masses or mineral depositsCmagnetic influence inherent to that particular vesselDthe magnetic lines of force not coinciding with the lines of longitude
单选题Deviation in a compass is caused by the().Avessel's geographic positionBvessel's headingCearth's magnetic fieldDinfluence of the magnetic materials of the vessel
单选题If the magnetic heading is greater than the compass heading,the deviation is().AeastBwestCnorthDsouth
单选题If the compass heading and the magnetic heading are the same then().Athe deviation has been offset by the variationBthere is something wrong with the compassCthe compass is being influenced by nearby metalsDthere is no deviation on that heading
单选题The principal purpose of magnetic compass adjustment is to().Areduce the variation as much as possibleBreduce the deviation as much as possibleCreduce the magnetic dip as much as possibleDallow the compass bowl to swing freely on its gimbals
单选题The lubber’s line on a magnetic compass indicates().Acompass northBthe direction of the vessel's headCmagnetic northDa relative bearing taken with an azimuth circle
单选题A photo _____ each time that button _____.Ahas taken; has pushedBhas been taken; has pushedCis taken; will be pushedDis taken; is pushed
单选题The compass error of a magnetic compass that has no deviation is().AzeroBequal to variationCeliminated by adjusting the compassDconstant at any geographical location
单选题Magnetic compass deviation().Avaries depending upon the bearing usedBis the angular difference between magnetic north and compass northCis published on the compass rose on most nautical chartsDis the angular difference between geographic and magnetic meridians
单选题When adjusting a magnetic compass for error,a deviation table should be made().Abefore correcting for any deviationBafter correcting for variationCafter adjusting the fore-and-aft and athwartships permanent magnetsDbefore the quadrantal correctors are placed on the compass