Which standards govern the specifications for supply of Residual Marine Fuels and Distillate Marine Fuels onboard merchant ships ?
Crank web deflection readings will give a positive indication of
ESD stands for which type of boiler
The advantage of tie rods over an engine without tie rods is that:
Which of the following is an example of a solid bearing ?
In order for microbiological growths to thrive in a fuel tank it is necessary for
Marine boilers burning H.F.O. face a problem of cold corrosion due to high sulphur content. The minimum flue gas temperature within any boiler part is kept above due point of H2SO4. The actual dew point of H2SO4 in flue gases depends on the
The purpose of an air cooler in a supercharging system is to
Use of Halon as fire extinguishing medium has been discontinued because
In comparison to exhaust valves, intake valves of diesel engines may be fabricated from low-alloy steels because
Which of the following statements is true?
Why is it essential to renew turbocharger bearings after a preset number of hours of running even if the bearings are in seemingly perfect condition?
Modern marine turbochargers use a _________ type of compressor
Which of the following is a disadvantage of water as cooling medium for pistons, when compared to oil?
How is the concentration of dissolved oxygen in the feed water of an auxiliary boiler maintained at acceptable limits?
In a 2-stroke marine diesel engine if the o-ring for Jacket cooling water sealing is leaking then
The lube oil pump used in a diesel engine is a
Prior to lighting off a cold automatically fired auxiliary boiler, you should
Steam temperature control for the ESD-II boiler is achieved by
The coating which is provided on the valve stem of exhaust valves of modern marine diesel engines is of:
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