If a vessel is sagging,what kind of stress is placed on the sheer strake?()
A、Compression
B、Tension
C、Thrust
D、Racking
A、Compression
B、Tension
C、Thrust
D、Racking
A、only if she is towing astern B、only if the tow exceeds 200 meters C、at any time when towing D、if the towing vessel is part of a composite unit
A、vessel not under command B、sailing vessel C、vessel being towed (manned) D、vessel being towed (unmanned)
A、The master may,at his/her discretion,turn off the AIS if he/she believes that it may compromise the safety or security of the vessel B、Under no circumstances shall AIS be turned off while underway as this could endanger the vessel and those around her C、AIS is always required to be operating if the vessel is in or in the vicinity of a VTS area D、AIS is always required to be operating if the vessel is within 100 nautical miles of the coastline
A、A.provide assistance as the vessel is in distress B、B.stay clear as the vessel is transferring dangerous cargo C、C.stay clear as the vessel is fishing D、D.change course to the right as the vessel is crossing your bow
A、The fishing vessel must keep clear of the vessel not under command B、If the vessel not under command is a power-driven vessel,she must keep clear of the fishing vessel C、They must exchange whistle signals D、Both vessels are required to take action to stay clear of each other
A、A.only if fixed containment is not used B、B.only if portable containment is not used C、C.only if fixed containment drains are open D、D.whenever the vessel is being bunkered
A、Notify the Captain of the Port (COTP) if you cannot repair it within 96 hours B、Notify the Officer in Charge of Marine Inspection (OCMI) if you cannot repair it within 48 hours C、Moor the vessel until it is repaired D、Anchor the vessel until it is repaired
A、A.Nothing; The Pilot is required by law and is solely responsible for the safety of the vessel B、B.State his concerns to the Pilot but do not interfere with the handling of the vessel C、C.Direct the Pilot to stop the vessel and anchor if necessary until the situation clears D、D.Recommend an alternative action and if not followed relieve the Pilot
A、A.Nothing; The Pilot is required by law and is solely responsible for the safety of the vessel B、B.State his concerns to the Pilot but do not interfere with the handling of the vessel C、C.Direct the Pilot to stop the vessel and anchor if necessary until the situation clears D、D.Recommend an alternative action and if not followed relieve the Pilot