On a vessel with a single propeller,transverse force has the most effect on the vessel when the engine is put ______．

试卷相关题目

• 1After a cold front passes,the barometric pressure ______．

  A.drops,and the temperature drops

  B.drops,and the temperature rises

  C.rises,and the temperature drops

  D.rises,and the temperature rises

  开始考试点击查看答案
• 2Which of the following is a characteristic of a Ro-Ro vessel、

  A.Passenger tours available upon docking

  B.Long port stays necessary to secure vehicles

  C.Short in port turnaround times

  D.Heavy vehicles only require lightweight securing equipment

  开始考试点击查看答案
• 3When force of winds reaches 10-11 in Beaufort scale，we usually call such wind ______．

  A.Gale

  B.Storm

  C.Hurricane

  D.Typhoon

  开始考试点击查看答案
• 4When completed their duty, pilots want the master of the vessel to fill in ______．

  A.their yellow books

  B.their pilotage forms

  C.their identification cards

  D.their pilotage licenses

  开始考试点击查看答案
• 5What kind of conditions would you observe as the eye of a storm passes over your ship's position、

  A.Huge waves approaching from all directions,clearing skies,light winds,and an extremely low barometer

  B.Flat calm seas,heavy rain,light winds,and an extremely low barometer

  C.Flat calm seas,heavy rain,light winds,and high pressure

  D.Huge waves approaching from all directions,clearing skies,light winds,and high pressure

  开始考试点击查看答案
• 6A Doppler log in the bottom return mode indicates the ______．

  A.velocity of the current

  B.bottom characteristics

  C.depth of the water

  D.speed over the ground

  开始考试点击查看答案
• 7On a ship，a door that is required to be marked KEEP CLOSED is designed to ______．

  A.prevent the passage of flammable gases

  B.prevent the passage of poisonous vapors

  C.delay the spread of heat and flames

  D.maintain watertight integrity

  开始考试点击查看答案
• 8When navigating in thick fog with the radar on, you should ______．

  A.station the look-out in the wheelhouse to keep a continuous watch on the radar

  B.secure the sounding of fog signals until a vessel closes within five miles

  C.station a look-out as low down and far forward as possible

  D.keep the radar on the shortest available range for early detection of approaching vessels

  开始考试点击查看答案
• 9Your radar is set on a true motion display．Which of the following will NOT appear to moveacross the PPI scope、

  A.Echoes from a buoy

  B.Own ship's marker

  C.Echo from a ship on the same course at the same speed

  D.Echo from a ship on a reciprocal course at the same speed

  开始考试点击查看答案
• 10When hitting a solid object such as a ship or an airplane,the radar waves are reflected back ______ they came．

  A.in the way

  B.the way

  C.by the way

  D.through the path

  开始考试点击查看答案