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
At 0900,you take the following radar ranges: Watch Hill Point 5.4 miles; Block Island Grace Point 8.3 miles. Which statement is TRUE? ()
A

You are within 3 nautical miles of the coast

B

The bottom in the area is sand and gravel

C

The fix is indeterminate

D

You are governed by the Inland Rules


参考答案

参考解析
解析: 暂无解析
更多 “单选题At 0900,you take the following radar ranges: Watch Hill Point 5.4 miles; Block Island Grace Point 8.3 miles. Which statement is TRUE? ()A You are within 3 nautical miles of the coastB The bottom in the area is sand and gravelC The fix is indeterminateD You are governed by the Inland Rules” 相关考题
考题 The common way to obtain your ship’s position is ______.A.keeping a close watch and lookoutB.taking a radar range and bearingC.observing a radar target and listening to signalsD.keeping a well clear caution

考题 While on watch in the engine room, you hear a continuous sounding of the general alarm. Which of the following actions should you take?A.Make an entry in the official logbookB.Open the master control valves on the fixed CO2 systemC.Start the fire pump and check discharge pressureD.Secure auxiliary condenser overboard discharge

考题 What does the man mean?A. It will take about one month to repair the watch.B. It costs too much to have the watch repaired.C. The watch is no longer worth repairing.

考题 The engineer ______ the watch to the relieving officer if there is reason to believe that the latter is obviously not capable of carrying out the watch-keeping duties effectively.A.shall take overB.shall not take overC.shall hand overD.shall not hand over

考题 The coastline between Point Judith and Watch Hill is ______.A.steep with rocky bluffsB.sandy and broken by rocky pointsC.low and marshyD.heavily forested

考题 At 0900,you take the following radar ranges: Watch Hill Point 5.4 miles; Block Island Grace Point 8.3 miles. Which statement is TRUE?A.You are within 3 nautical miles of the coastB.The bottom in the area is sand and gravelC.The fix is indeterminateD.You are governed by the Inland Rules

考题 You have another ship overtaking you close aboard to starboard.You have 3 radar targets bearing 090° relative at ranges of 0.5 mile,1 mile,and 1.5 miles.In this case,the unwanted echoes are called ______.A.Multiple echoesB.SpokingC.Indirect echoesD.Side-lobe echoes

考题 In fog you observe your radar and determine that risk of collision exists with a vessel which is 2 miles off your port bow. You should ______.A.stop your enginesB.sound the danger signal at two-minute intervalsC.hold course and speed until the other vessel is sightedD.take avoiding action as soon as possible

考题 What is implied in “if you do get on eventually,just make sure to take both ways before crossing the street!”?A You will be too excited to watch the traffic. B Enjoying electronic devices while walking may invite traffic accidents. C It is not possible for you to get such a backpack. D It is wise of you to have such a backpack.

考题 THE OFFICER WHO RELIEVING THE WATCH SHOULD CONFIRM AND SAY().A、I NOW HAVE THE WATCH.B、I NOW HAVETHE CONN.C、YOU NOW HAVE THE WATCH.D、YOU NOW HAVE THE CONN.

考题 THE MASTER OR AN OFFICER SHOULD HANDING OVER THE WATCH SHOULD SAY().A、I NOW HAVE THE WATCH.B、I NOW HAVE THE CONN.C、YOU NOW HAVE THE WATCH.D、YOU NOW HAVE THE CONN.

考题 单选题The common way to obtain your ship’s position is().A keeping a close watch and lookoutB taking a radar range and bearingC observing a radar target and listening to signalsD keeping a well clear caution

考题 单选题The radar control used to reduce sea return at close ranges is the().A gain controlB sensitivity time controlC fast time constantD pulse length control

考题 单选题When using the ARPA in heavy rain,which action should you take? ()A Increase the radar gain to pick up weak echoes through the rainB Increase the STC setting to reduce close-in spurious signalsC Navigate as though the effective range of the radar has been reducedD Increase the range of the inner and outer guard rings

考题 单选题The officer in charge of the engineering ()the watch to the reliving officer if there is reason to believe that the latter is obviously not capable of carrying out the watch-keeping duties effectively.A shall take overB shall not take overC shall hand overD shall not hand over

考题 单选题The officer of the watch should use radar when appropriate and at all times in()waters.A congestingB congestedC congestionD congest

考题 单选题A vessel is approaching from dead ahead. Both of her sidelights are visible and her range lights are in line. Which of the following could you do first?().A Sound one blast of the whistleB Alter course to starboardC Construct a radar plotD Sound the danger signal

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While on watch in the engine room, you hear a continuous sounding of the general alarmWhich of the following actions should you take?()A Make an entry in the official logbookB Open the master control valves on the fixed CO2 systemC Start the fire pump and check discharge pressureD Secure auxiliary condenser overboard discharge

考题 单选题The second officer will take()the watch soon.A onB underC offD over

考题 单选题The coastline between Point Judith and Watch Hill is().A steep with rocky bluffsB sandy and broken by rocky pointsC low and marshyD heavily forested

考题 单选题In configuration mode you see the following prompt: [edit interfaces fe-1/1/1] user@router#  Which command will take you to operational mode?()A endB exitC quitD exit configuration-mode

考题 单选题You are on watch at sea a man falls overboard on the port side, forward near No. 1 hatch. What of the following should you do first?().A Call the masterB Put the helm hard over toward the port sideC Sound the alarm to arouse all handsD Stop the engines

考题 单选题When doing business in the US, you should take the following considerations into().A adventureB accountC adviceD ambition

考题 单选题When using the radar for navigating().A the best fix is obtained by using a tangent bearing and a rangeB and using two radar ranges for a fix,the objects of the ranges should be close to reciprocal bearingsC and using ranges,the most rapidly changing range should be measured lastD and crossing a radar range of one object with the visual bearing of a second object,the two objects should be 80°to 110°apart

考题 单选题All of the following are practices of good seamanship EXCEPT().A When meeting,altering course to the left to increase sea roomB Maintaining an alert radar watch in reduced visibilityC Showing a flare-up light to attract attention when you are not under commandD Maintaining a proper lookout from sunrise to sunset

考题 单选题When 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 radarB secure the sounding of fog signals until a vessel closes within five milesC station a look-out as low down and far forward as possibleD keep the radar on the shortest available range for early detection of approaching vessels