单选题The function of the hydraulic telemotor transmitter used in an electro-hydraulic steering gear system is to （）.Atransmit the rudder angle to the bridge indicatorBprevent the control linkage from striking the stops when hard overCautomatically purge all entrained air from the systemDsend hydraulic signals to the receiving unit
单选题
The function of the hydraulic telemotor transmitter used in an electro-hydraulic steering gear system is to （）.
A
transmit the rudder angle to the bridge indicator
B
prevent the control linkage from striking the stops when hard over
C
automatically purge all entrained air from the system
D
send hydraulic signals to the receiving unit
参考解析
解析：
暂无解析
相关考题：
Among the basic categories of equipment, which of the following are used to allow the hydraulic energy to be controlled?A.hydraulic pumpsB.valvesC.hydraulic cylindersD.hydraulic motors
Among the basic categories of equipment, which of the following are used to convert the hydraulic energy into linear motion?A.hydraulic pumpsB.valvesC.hydraulic cylindersD.hydraulic motors
Among the basic categories of equipment, which of the following is used to convert hydraulic energy into continuous rotary motion?A.hydraulic pumpsB.valvesC.hydraulic cylindersD.hydraulic motors
If one hydraulic pump of an electro-hydraulic steering unit fails, the vessel’s steering can be initially and best maintained by using the ______.A.trick wheelB.accumulatorC.standby pumpD.Telemotor
Which two statements are true about the role of split horizon？（）A、It is a function used by routing protocols to install routes into routing tableB、It is a function that prevents the advertising of routes over an interface that the router is usingto reach a routeC、Its function is to help avoid routing loops.D、It is a redistribution technique used by routing protocols
单选题Hydraulic control check value is generally used to （） in the marine hydraulic mechanism.Acontrol the back pressure of return oilBlock the oil lines under some conditionsCchange the direction of oil flowDact as relief valve
单选题Most hydraulic steering gears are fitted with relief valves which（）Afunction when the rudder is amidshipsBrelieve excess whip pressure from the hydraulic oil systemCprotect the piping assembly from external rudder shockDrelieve excessive telemotor pressure
单选题A reservoir, as used in hydraulic systems aboard ship, is used to store hydraulic oilAnother function is to（）Aact as a shock absorberBmaintain the stored oil under pressureCact as a base or foundation for the power unitDeliminate pressure surges in the system
单选题Hydraulic pumps most commonly used in steering systems are of the （）.Alobe typeBscrew typeCaxial piston typeDvolute type
单选题The function of a centrifugal pump double volute casing is to （）.Areduce radial thrust to the impellerBdouble the liquid velocity through the pump when compared to a single voluteCreduce hydraulic end thrustDprovide the effect of multi-staging
单选题Which of the following can be used in hydraulic transmission system?（）AHydraulic oilBAnimal oilCLight oilDFuel oil
单选题Among the basic categories of equipment, which of the following are used to convert mechanical into hydraulic energy?（）AThe hydraulic pumpsBValvesCHydraulic cylindersDHydraulic motors
单选题An orifice-check valve placed in a hydraulic system is used to（）Aregulate the fluid flow in either directionBrestrict movement of hydraulic fluid in one direction, but allow free movement in the other directionCallow free movement of hydraulic fluid in both directionsDallow a restricted fluid flow in one direction only
单选题（） are commonly used in mechanical-hydraulic governor（调速器） to sense engine speeds.ABulbsBBulksCFlyweightsDFlywheels
多选题Which two statements are true about the role of split horizon？（）AIt is a function used by routing protocols to install routes into routing tableBIt is a function that prevents the advertising of routes over an interface that the router is usingto reach a routeCIts function is to help avoid routing loops.DIt is a redistribution technique used by routing protocols
单选题Which of the following problems will occur if the internal drain at either end of a hydraulic, two-way, spool-type directional control valve cylinder were to become plugged?（）AThe reservoir would become vapor boundBThe valve would be placed in hydraulic lockCThe spring loaded relief ports would openDThe buffering chambers would be unable to function
单选题Among the basic categories of equipment, which of the following are used to convert the hydraulic energy into linear motion?（）AHydraulic pumpsBValvesCHydraulic cylindersDHydraulic motors
单选题When the steering gear is in operation, you should （）.Acheck hydraulic oil levels every hourBcheck the rams for overheatingCcheck for excessive oil leakage from ramsDdrain water from telemotor cylinders each watch
单选题Which of the following statements describes the functions of a reservoir used in a hydraulic system?（）ADissipate heatBTrap foreign matterCSeparate air from the oilDAll of the above
单选题Which of the following types of hydraulic pumps would be used in a steering system?（）ALobeBScrewCRadial pistonDVolute
单选题Fuel injection uses the jet pump system and a Woodward type hydraulic （） is used to control engine speed.AcontrollerBgovernorCinstrumentDapparatus
单选题Navtex transmitter identification character（）is used to identify the broadcasts which are to be accepted by the receiver and those are to be rejected.AB2BB1CMARDNNN
单选题The most common forms of main drive used on deck auxiliaries are （）.Asteam plants, electric motors and compressed airBdiesel engine, hydraulic machinery and compressed airCsteam plants, electric motors and hydraulic machineryDdiesel engines, steam plants and hydraulic machinery
单选题The hydraulic （） is used to control engine speed.AmotorBpumpCgovernorDcapstan