While inspecting the steering system at sea, you should check for （）.

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• While on watch at sea you must maintain a proper lookout at all times. On a 700-foot cargo vessel being hand-steered during daylight hours in good visibility and clear of any navigational hazards，the lookout may be（）.

  A . the helmsman B . the mate on watch C . Either A or B D . Neither A nor B

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• When steering on autopilot which of the following input conditions may NOT have an effect on the control of the steering gear（）.

  A . Non-follow-up B . Rudder adjustment C . Weather adjustment D . All the above may be activated

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• The steering oar in a lifeboat is（）.

  A . shorter than the others B . used for the stroke oar C . used by the forward man in the boat to direct the bow D . longer than the others and should be lashed to the ster

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• In heavy seas the helmsman should steer the survival craft（）.

  A . into the seas B . broadside to the seas C . in the same direction as the seas D . in a series of figure-eight

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• The length of the steering oar in a lifeboat is（）.

  A . shorter than the rowing oars B . the same length as the rowing oars C . longer than the rowing oars D . unrelated to the length of the rowing oar

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• The direction in which a vessel is steered is the course. The path actually followed is the （）.

  A . route B . track C . heading D . course over the ground

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• While inspecting the main bearings on a diesel engine you find impregnated dirt and scratches in the bearing surface you would, therefore, suspect that （）

  A . the bearing had been overheated B . water was present in the oil C . the lube oil was not being properly filtered D . the maximum allowable bearing pressure had been exceeded

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• According to the way the steering gear is operated, the steering gear may be divided into: hand - steering, （） and automatic steering.

  A . hydraulic steering B . follow-up steering C . remote control steering D . air controlled steering

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• When the steering gear is in operation, you should （）.

  A . check hydraulic oil levels every hour B . check the rams for overheating C . check for excessive oil leakage from rams D . drain water from telemotor cylinders each watch

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• The quartermasters（）steer the ship and help the officer keep lookout.

  A . duty B . on duty C . at duty D . in duty

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• If one hydraulic pump of an electro-hydraulic steering unit falls, the vessels steering can be initially and best maintained by using the （）.

  A . trick wheel B . accumulator C . standby pump D . telemotor

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• Rotation of the steering wheel on the navigation bridge initiates oil pressure being applied to the steering gear rams by （）.

  A . regulating the oil flow with the six-way valve B . moving the automatic differential valve C . moving the receiving tele-motor which regulates the two-way valve D . varying the angle of a tilting box or eccentricity of a floating ring

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• The steering oar in a lifeboat is usually referred to as the（）.

  A . bumpkin oar B . stroke oar C . sweep oar D . becket oar

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• When steering by autopilot,how often should the steering be checked?（）

  A . 12 times on each watch B . When time allows C . At least once a watch D . No checking is necessary

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• In an electro-hydraulic steering system, under movement is maintained in close synchronization with the steering wheel position by means of the （）.

  A . trick-wheel B . follow-up control C . six-way valve D . Rapson slide

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• The （） in the steering gear system provides the force.

  A . control equipment B . power unit C . transmission mechanisms D . fittings and pipeline

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• The required rudder angle is transmitted hydraulically or electrically from the steering wheel at the bridge to the （）at the steering gear, just above the rudder.

  A . transmitter B . tele-motor C . hydraulic ram D . hydraulic cylinder

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• Once a vessel has loaded packaged hazardous cargo，the cargo spaces shall be inspected. The spaces shall also be inspected at least once in every 24 hours. The only exception to daily inspection is when（）.

  A . a vessel is equipped with an automatic smoke or fire detecting system B . the cargo hatches are of steel construction C . the cargo is of a nonflammable type D . there is sufficient fire protection located on the main deck adjacent to the cargo hatch

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• When air becomes trapped in the hydraulic fluid of a steering system, the （）.

  A . rudder will respond sluggishly B . hydraulic rams will over-speed C . sight glass will show bubbles D . ram relief valves will lift

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• The（）of the telemotor is built the steering wheel console and located on the bridge.

  A . transmitter B . receiver C . pipes D . charging unit

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• Inspection clerk participating in the( ) program, arranging and assisting in the implementation of on-site inspection work.

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• In an electro-hydraulic steering system, rudder movement is maitained in close synchronization with the steering wheel position by means of the ______.

  A.trick wheel B.follow-up control C.six-way valve D.Rapson slide

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• The universl historins give contrdictory replies to tht question, while the historinsThe universl historins give contrdictory replies to tht question, while the historins of culture ______ giving directnswer.evde B．miss C．shirk D．steer

  A．evade B．miss C．shirk D．steer

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• （）Turning the steering wheel turns the steering shaft to which a worm gear is attached within the steering gear box.

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