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
compass（）
A
舵角指示器
B
舵机
C
吃水指示器
D
罗经
参考答案
参考解析
解析：
暂无解析
更多 “单选题compass（）A 舵角指示器B 舵机C 吃水指示器D 罗经” 相关考题
考题
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
考题
Which one of the followings is incorrect about magnetic compass?______.A.The magentic compass is compulsory on my vesselB.The magentic compass is prone to errorC.The magentic compass is always placed inside steel constructionsD.The magentic compass needs to be calibrated to compensate for local magnetic distortion
考题
The compass rose on a nautical chart indicates both variation and ______.A.deviationB.annual rate of variation changeC.precessionD.compass error
考题
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
考题
Compass deviation is caused by ______.A.magnetism from the earth’s magnetic fieldB.misalignment of the compassC.magnetism within the vesselD.a dirty compass housing
考题
Deviation is the angle between the ______.A.true meridian and the axis of the compass cardB.true meridian and the magnetic meridianC.magnetic meridian and the axis of the compass cardD.axis of the compass card and the degaussing meridian
考题
If a magnetic compass is not affected by any magnetic field other than the Earth’s which statement is TRUE?______.A.Compass error and variation are equalB.Compass north will be true northC.Variation will equal deviationD.There will be no compass error
考题
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
考题
Magnetic heading differs from compass heading by______．A.compass errorB.true headingC.variationD.Deviation
考题
单选题Compass deviation is caused by（）.A
magnetism from the earth's magnetic fieldB
misalignment of the compassC
magnetism within the vesselD
a dirty compass housing
考题
单选题If a magnetic compass is not affected by any magnetic field other than the Earth’s，which statement is TRUE? （）A
Compass error and variation are equalB
Compass north will be true northC
Variation will equal deviationD
There will be no compass error
考题
单选题Deviation is the angle between the（）.A
true meridian and the axis of the compass cardB
true meridian and the magnetic meridianC
magnetic meridian and the axis of the compass cardD
axis of the compass card and the degaussing meridian
考题
单选题As a vessel changes course to starboard，the compass card in a magnetic compass（）.A
remains aligned with compass northB
also turns to starboardC
first turns to starboard then counterclockwise to portD
turns counterclockwise to port
考题
单选题（）the repeater compass with the master compass，please.A
SimilizeB
ClockC
SynchronizeD
Position
考题
单选题If the compass heading and the 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
考题
单选题Variation in a compass is caused by（）.A
worn gears in the compass housingB
magnetism from the earth's magnetic fieldC
magnetism within the vesselD
lack of oil in the compass bearings
考题
单选题The principal purpose of magnetic compass adjustment is to（）.A
reduce the variation as much as possibleB
reduce the deviation as much as possibleC
reduce the magnetic dip as much as possibleD
allow the compass bowl to swing freely on its gimbals
考题
单选题What is an advantage of the magnetic compass aboard vessels?（）A
Compass error is negligible at or near the earth's magnetic polesB
It does not have to be checked as oftenC
It is reliable due to it's essential simplicityD
All points on the compass rose are readily visible
考题
单选题If the gyrocompass error is east，what describes the error and the correction to be made to gyrocompass headings to obtain true headings?（）A
The readings are too low (small numerically) and the amount of the error must be added to the compass to obtain trueB
The readings are too low and the amount of the error must be subtracted from the compass to obtain trueC
The readings are too high (large numerically) and the amount of the error must be added to the compass to obtain trueD
The readings are too high and the amount of the error must be subtracted from the compass to obtain true
考题
单选题The magnetic compass operates on the principle that（）.A
like magnetic poles attractB
unlike magnetic poles repelC
unlike poles attractD
the poles of the compass line up with the geographic poles of the earth
考题
单选题When using the lifeboat compass，you must be careful to（）.A
set it on the centerline of the boatB
apply the correction for compass errorC
keep metal objects away from itD
All of the above
考题
单选题To center a compass bowl in its binnacle，you should have the ship on an even keel，heading north or south，and adjust the screws until（）.A
the compass heading is in line with the lubber's lineB
there is no lost motion in the gimbal ringsC
no change of heading by compass is observed if you raise and lower the heeling magnetD
the gimbal rings do not strike the compass frame when they are tilted
考题
单选题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
考题
单选题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
考题
单选题When adjusting a magnetic compass for error，a deviation table should be made（）.A
before correcting for any deviationB
after correcting for variationC
after adjusting the fore-and-aft and athwartships permanent magnetsD
before the quadrantal correctors are placed on the compass
热门标签
最新试卷
