C9 - Manoeuvre the ship (100-174)

74問 • 2年前

問題一覧

101. How would you solve the situation in ship handling, if you notice that you are racing your propeller in rough weather?

•decrease your engine speed

102. You are on a twin propeller vessel with single rudder and making a headway on engine full ahead. If there is no wind or current, what judgement can you make on the following statement is TRUE?

•The turning response by use of the rudder only is greater than on a single screw vessel.

103. A vessel is equipped with twin propellers, both turning outboard with the engines half ahead. If there is no wind or current and the rudders are amidships, what will happen?

•The vessel will steer a fairly straight course.

104. When using a racetrack turn to recover a man overboard. How many degrees away from the original heading the vessel is first steadied?

•180°

105. How do you improve the holding capability of the ship's anchor?

•Let out more chain

106. When a crew member who is conscious has fallen overboard is being picked up by a lifeboat, how should the boat approach with the wind?

•Just off the bow and the victim to leeward

107. How can you classify from the following statement is a non conformance of the Anderson Turn procedures?

•The rudder is put hard over on to the side of the casualty to swing stern away from the man, After deviation from the original course by 240° rudder is put hard over to the opposite side.

108. How will a single right-handed fixed propeller ship react if the engine goes astern and picks up sternway with the rudder amiships?

•She will most likely change heading to starboard.

109. Can you distinguish from the following vessel types is "squat" likely to be most pronounced?

•A vessel with a high block coefficient.

110. What can you point out on the squat effect occurrence?

•Increased velocity and decreased water pressure around the ship's hull.

111. How can you classify which of the following statement is a breach of the Williamson turn principle, if a man fell overboard on your staroard side while on course 090°T, and immediately start a Williamson turn?

•Stop the engines until clear of the man.

112. What is the amount of chain you should release when using a single anchor in a bad weather situation?

•10 times the depth of water

113. How would you categorize from the following a "ship squat" ?

•The sinkage and change of trim caused when the ship is proceeding with a small underkeel clearance.

114. If an individual falls overboard on the starboard side while on course 080°, what will be the course to shift if Williamson turn is used?

•140°

115. How would you classify on the following statement on a single-screw vessel proceeding along the narrow channel the effect of known as "bank suction" ?

•It pulls the stern toward the bank.

116. Overshoot is an expression used when talking about a ship's steering ability. How would you classify from the following statement what does this mean?

•It is the way a ship continues to turn after counter rudder is applied.

117. You want to stop your ship as quickly as possible without too much change in the heading. What conclusion can you captivate to achieve this?

•Use the rudder hard over both sides while reducing engine speed.

118. A report was broadcast of a man fell overboard. However, after completing the Williamson turn, the man was not sighted. What approach would you apply to conduct the search?

•A sector search

119. When entering a shallow water, what inference can you make the MOST likely to occur?

•The trim of the vessel will change.

120. Assuming that there is no wind and current, your vessel is docking port side to a berth with a spring line led aft from the bow. Identify to which direction does your bow and stern will move if you put your engine ahead and hard port rudder?

•The bow will swing in and the stern will swing out

121. What conclusion can you draw on a ro-ro ship with a forward superstructure recline relative to the wind?

•From abaft the beam

122. How would you show your understanding on the holding power of an anchor if cable scope will be shortened?

•The holding power will decrease.

123. Your ship is equipped with a single right-handed fixed propeller. While steaming full ahead you reverse the engine to stop the ship. Can you identify from the following how will the ship react?

•You will sheer to starboard and gradually lose headway.

124. Can you identify on the following the equivalent of two shots of anchor cable?

•54.87 meters

125. If you shorten the scope of the anchor chain cable, what will be its effect on the anchor's holding power?

•It will decrease the holding power

126. What explanation do you have the effect of bank cushion on single proller vessel proceeding at a narrow channel?

•the bow will be forces away from the bank.

127. What would be the result on the holding power if you shorten the anchor cable scope, ?

•It will be reduced

128. One of your crew fall overboard on starboard side while on course 090°(T). You immediately execute a Williamson Turn. Choose from the following step is noncomformance part of a Williamson Turn?

•Step 2. Stop the engines until clear of the man

129. What evidence can you find from the following statement is the most noticeable about a ship with good course keeping stability?

•When you put the rudder amidships, she will quickly return to a straight course.

130. What approach would you use to dock a vessel with wind and current are most favorable?

•Should be parallel to the pier from ahead

131. If your vessel suddenly sheers to the opposite bank, can you justify the best maneuver given your vessel is navigating along a narrow channel at a slow speed with the starboard side near the channel bank's right?

•full ahead, hard starboard rudder

132. What is your analysis of the situation while the ship makes headway, will the rudder have any effect, given you are right-hand propelled ship and on a half ahead engine and you then reverse the engine to full astern then stop?

•Yes, by putting the rudder hard starboard, it will shield water flow to the starboard side of the propeller and vice versa to port. This will effect turning of the ship.

133. Choose from the following statement concerning the handling characteristic of a fully loaded vessel as compared with those of a light vessel is INCORRECT?

•An empty vessel loses more rudder effect in shallow water.

134. Upon entering the shallow water can you identify the rudder response from statement below?

•will be sluggish and decrease your speed

135. Can you identify which of the following statement conform with the definition of shallow water in the context of shiphandling?

•It is the water depth of less than twice a vessel's draft.

136. What fact would you select to show the effect of water depth on turning radius to a low speed ship?

•expect a larger turning radius at shallow water

137. What conclusion can you draw from the following statement, if your ship is making sternway of about 1.5 knots, and with rudder hard to starboard. Will this rudder position have any effect on the ship's behaviour?

•Yes, it will give the stern a lift force to starboard.

138. What evidence in the this statement can you find, if a vessel enter a shallow water and how would you expect the rudder response?

•The rudder will be sluggish and speed decrease.

139. What evidence can you find on how many turn of wire indicated on the shackle if anchor were dropped 105 fathoms?

•a 7 turns of wire

140. MV JERINEB a reefer vessel of 148 meters long with a draft 8 meters and twin screw. Which of the following statement is TRUE on the method of manuever and procedure the Master will use to rescue the survivor in the water?

•A pickup off the weather bow gives maximum manueverability with the lleast possibility of injury to the survivor.

141. If your ship is moving at full ahead thence to reduced to slow down, what is your opinion on the location of pivot point,?

•As the ship slow down it will move aft

142. What is your analysis on the building up of water around the stern in a channel?

•passing a shallow water

143. Can you identify which method of man overboard search if an individual falls overboard during periods of darkness and the exact time of the incident is unknown?

•Williamson Turn maneuver

144. What would be best action if your vessel drags the anchor due to strong wind?

•Increase the scope of anchor cable

145. If contact has been lost with a MOB and conditions indicate that they may not have drifted far, how would you widen your invetigation?

•an expanding square search pattern is appropriate.

146. In relation to squat effect, what ideas justify from the following statement is incorrect?

•Squat results in a decrease in ship's draft.

147. Choose from the following man overboard rescue turn that create figure of 8 turn?

•Quick turn

148. Can you distinguish the effect of interaction between two ship approaching each other in confined water?

•Predominantly the ship bow will swing away from each other.

149. In moderate wind and current what would be your rough guide to determine the length of chain to use with a single anchor?

•5 times the depth of water in good holding ground.

150. How do you call the point where the ship turns aroud?

•pivot point

151. How would you classify the another advantage of the Sharnow turn over the Williamson turn in a man overboard situation besides saving distance along the track line?

•Because it is faster

152. A man falls overboard on your starboard side while on course 090° (T). You immediately execute a Williamson turn. Choose from the following action is NOT a part of a Williamson Turn?

•Stop the engine until clear of the man

153. When is the best time to cross a rough bar?

•At high water slack.

154. What will be the effect if you shorten the scope of your anchor chain?

•Chain holding capability will be abated

155. What will hapen with the survival craft if you use a sea anchor?

•reduce your drift rate

156. What should be done to return to your original course if a wave has overtaken your vessel and threw the stern to starboard?

•Apply more starboard rudder

157. Can you identify which of the following statement of the man over board execution of Anderson turn is TRUE? I. It is most appropriate turn for ship in clear visibility. II. Rudder is put hard over to the side of the casualty. III. After deviation from the original course by 250°, rudder is put to midship position. IV. revoultion needs to be modified at the end of the turn and stopping manoeuvre is initiated.

•I,II, III and IV is true

158. Under what condition would a racetrack turn be superior to a Williamson turn, in man overboard recovery situation?

•If the sea water is very cold and the man is visible.

159. On a right handed single propeller with headway on, thence engine were reverse to full astern and place rudder hard port. What is your analysis on the pattern the bow will follow?

•The vessel will swing to port, straighten out and then swing to the starboard as the vessel loses way.

160. If an individual falls overboard during periods of darkness or restricted visibility, and the exact time of the incident is unknown. What approach would you use to search for the person overboard?

•The Williamson Turn maneuver

161. Identify from the following the advantage of Racetrack Turn over Williamson Turn in recovering a man overboard?

•If the sea water is very cold and the man is visible

162. You are aboard a right-handed fixed propeller with headway on. If the engine was reverse to full astern and the rudder hard port. Choose from the following statement the bow will tend to go?

•The bow will swing to the port, straighten out thence will swing to the starboard as the vessel loses headway.

163. Choose from the following man overboard turn should NOT be used if in the situation you are on watch and see a man fall overboard?

•Scharnow Turn

164. A single-screw vessel with right-handed propeller is docking on her portside. What will happen if half astern engine and rudder amidship orders are applied?

•The stern will swing toward the dock.

165. How would you execute a Scharnow turn in a manoverboard situation?

•The rudder is put hard over on to the side of the casualty to swing stern away from the man. After deviation from the original course by 240 degrees, the rudder is put hard over to the opposite side, and manuever the vessel acoordingly.

166. What inference can the master make regarding the direction and rate of drift if loaded VLCC drifting in open sea and have observed the direction and rate of drift?

•To trim the ship by astern as much as prossible. This will most likely change the direction and rate of drift.

167. What would be your action to minimize the squat effect?

•Decrease the speed as much as practicable

168. Can you identify which of the MOB situation that the person overboard is noticed from the bridge and action is taken as soon as possible?

•It is the Immediate action

169. To recover a man overboard in a racetrack turn. How many degrees from the original heading the vessel will steadied for the SECOND time after the turn?

•360°

170. The tension on anchor cable increases so that the angle of the catenary to the seabed at the anchor reaches 10 degrees . How will this affect the anchor in sandy shoal?

•It will reduce the holding power.

171. What conclusion would the Master decide in the position and how do he want to use the tug when going alongside?

•Make fast on the vessel's shoulder to push and pull.

172. If a twin propeller vessel is going ahead on starboard propeller only, how could you determine the direction it will swing?

•It will tend to veer to port

173. How would you show your understanding of the normal occurrence when a vessel is running into a shallow water?

•squat will cause a decrease in bottom clearance and an increase in draft

174. How would Scharnow Turn be executed?

•The rudder is put hard over and the initial turn is maintained until about 240° from the original course.

C1 - Plan and conduct a passage and determine position (200)

Joedz Padin · 100問 · 2年前

C1 - Plan and conduct a passage and determine position (200)