There is an injection pump for each cy

1、If the feed pump for an auxiliary boil

If the feed pump for an auxiliary boiler fails to deliver the feed water to the boiler, the cause maybe （）.Ahigh steam pressure in the boi...

2、An increase in the fuel injection pump

An increase in the fuel injection pump discharge pressure can be caused by a/an _______.Aleaking delivery valveBexcessive bearing end playCplugged injector spray holeDincreased plunger stroke

3、（）is harmful for fuel pumps, fuel valv

（）is harmful for fuel pumps, fuel valves, cylinder liner, exhaust valve seats, and the turbocharger blades as well.ABad combustion of the fuelBBad atomization of the fuelCLiquid contaminantsDSolid contaminant

4、For each person it is certified to car

For each person it is certified to carry，a lifeboat on an oceangoing passenger vessel must be provided with all of the following EXCEPT（）.A3 litres of waterB1 unit of provisionsC1 seasickness kitD1 life preserver

5、A relief valve for a cargo pump is gen

A relief valve for a cargo pump is generally installed（）.Aafter the discharge valveBbetween the pump and discharge valveCafter the suction valveDbetween the pump and suction valve

6、If an emergency pump control is used a

If an emergency pump control is used as the emergency shutdown on a tanker，it must（）.Astop the flow of oil at the main deck manifoldBprevent the oil from leaving the shore facilityCprevent the oil from siphoning through the pumpDNone of the above