A mooring buoy,if lighted,shows which color light?()
- AYellow
- BWhite
- CBlue
- DAny color except red or gree
A mooring buoy,if lighted,shows which color light?()
1、Which vessel may show three lights in
Which vessel may show three lights in a vertical line,the top and bottom being red and the middle being white? ()AA vessel engaged in diving operationsBA pilot vesselCA vessel trawlingDAll of the above
2、A buoy marking a wreck will show a(n)(
A buoy marking a wreck will show a(n)().Awhite light FL (2) and a topmark of 2 black spheresBocculting green light and may be letteredCyellow light and will be numberedDcontinuous quick white light and may be numbered
3、A vessel showing a yellow light over a
A vessel showing a yellow light over a white light at night is a vessel().Aengaged in pilotingBtowing asternCengaged in fishingDin distre
4、Studies show that if a working environ
Studies show that if a working environment is pleasant,()will be higher.AproductiveBproductivityCproductionDproduce
5、A vessel showing a green light over a
A vessel showing a green light over a white light in a vertical line above the level of the sidelights is().Aengaged in underwater constructionBunder sail and powerCa pilot vesselDtrawling
6、A preferred-channel buoy will show a()
A preferred-channel buoy will show a().Awhite light whose characteristic is Morse (A)Bgroup-occulting white lightCcomposite group-flashing (2 + 1) white lightDcomposite group-flashing (2 + 1) red or green light