In the incident of oil fire ............................
Doğru Cevap: "E" All above
Doğru Cevap: "E" All above Soru Açıklaması
2.
The function of the exhaust system for a turbocharged diesel engine is to .................
Doğru Cevap: "C" Power the turbocharger
Doğru Cevap: "C" Power the turbocharger Soru Açıklaması
3.
A fire sprinkling system must be fitted ...........................
Doğru Cevap: "B" In conjunction with the CO² system
Doğru Cevap: "B" In conjunction with the CO² system Soru Açıklaması
4.
The requirement for portable fire equipment is .........................
Doğru Cevap: "D" All above
Doğru Cevap: "D" All above Soru Açıklaması
5.
When a cargo hose joint or coupling starts to leak badly the attempt you should do is to ............................
Doğru Cevap: "B" Shut down transfer and make repairs
Doğru Cevap: "B" Shut down transfer and make repairs Soru Açıklaması
6.
Electrohydraulic steering units are protected from pounding forces (rudder shock) by:
Doğru Cevap: "C" Relief valves
Doğru Cevap: "C" Relief valves Soru Açıklaması
7.
By definition a separator: I. removes solids from the lube oil; II. removes water from the lube oil.
Doğru Cevap: "B" II
Doğru Cevap: "B" II Soru Açıklaması
8.
In accordance with the international requirements, the bilge purifier will separete oily water within the density of ...............
Doğru Cevap: "A" < 15 particular per million
Doğru Cevap: "A" < 15 particular per million Soru Açıklaması
9.
The process of supplying the intake of a diesel engine with air at a pressure greater than atmospheric is called:
Doğru Cevap: "D" Supercharging
Doğru Cevap: "D" Supercharging Soru Açıklaması
10.
.......................... should be regarded as a special attention after installing a new hydraulic pump.
Doğru Cevap: "B" The filters and strainers should be checked frequently
Doğru Cevap: "B" The filters and strainers should be checked frequently Soru Açıklaması
11.
Trunk type diesel engine pistons are most effectively cooled when heat is:
Doğru Cevap: "E" Transferred to water cooled cylinder walls
Doğru Cevap: "E" Transferred to water cooled cylinder walls Soru Açıklaması
12.
Which of the following types of valves is used in the bilge manifold?
Doğru Cevap: "B" Nonreturn
Doğru Cevap: "B" Nonreturn Soru Açıklaması
13.
The rotating part of a micrometer is the:
Doğru Cevap: "D" Thimble
Doğru Cevap: "D" Thimble Soru Açıklaması
14.
Water in the lube oil system may be detected by: I. sounding lube oil tanks with water sensitive paste; II. observing the purifier discharge.
Doğru Cevap: "C" I and II
Doğru Cevap: "C" I and II Soru Açıklaması
15.
......................... is the cause of burned exhaust valves.
Doğru Cevap: "D" Any above
Doğru Cevap: "D" Any above Soru Açıklaması
16.
When the oil in the seperator is decreasing, which place cannot be leaking?
Doğru Cevap: "E" The oring at shock water entrance to separator into shockwater
Doğru Cevap: "E" The oring at shock water entrance to separator into shockwater Soru Açıklaması
17.
In the simple mechanical governor, the:
Doğru Cevap: "A" Flyweight centrifugal force is balanced by spring pressure
Doğru Cevap: "A" Flyweight centrifugal force is balanced by spring pressure Soru Açıklaması
18.
Cut out system on the aux boiler operates.
Doğru Cevap: "B" Low low level alarm
Doğru Cevap: "B" Low low level alarm Soru Açıklaması
19.
How are line shaft bearings usually lubricated?
Doğru Cevap: "D" Oil lubricating rings
Doğru Cevap: "D" Oil lubricating rings Soru Açıklaması
20.
Before ballasting by gravity .........................
Doğru Cevap: "D" All of above
Doğru Cevap: "D" All of above Soru Açıklaması
21.
The drains from both effects in a low pressure evaporator have their pressures equalized in the:
Doğru Cevap: "C" Flash chamber
Doğru Cevap: "C" Flash chamber Soru Açıklaması
22.
The successive order of 4 stroke diesel engines:
Doğru Cevap: "D" Suction compression firing exhaust
Doğru Cevap: "D" Suction compression firing exhaust Soru Açıklaması
23.
A pyrometer is normally used to measure:
Doğru Cevap: "E" Gas temperature
Doğru Cevap: "E" Gas temperature Soru Açıklaması
24.
The instrument always used in conjunction with a salinity indicator is the:
Doğru Cevap: "C" Thermometer
Doğru Cevap: "C" Thermometer Soru Açıklaması
25.
Emergency generators can be stopped via ....................................
Doğru Cevap: "C" Manual trip
Doğru Cevap: "C" Manual trip Soru Açıklaması
26.
In terms of pressure and temperature, what happens to the primary refrigerant the compressor?
Doğru Cevap: "B" Its pressure and temperature are both raised
Doğru Cevap: "B" Its pressure and temperature are both raised Soru Açıklaması
27.
When oil is heated, it becomes ..................
Doğru Cevap: "A" Less viscous
Doğru Cevap: "A" Less viscous Soru Açıklaması
28.
All details of fuel bunkering, balast handling, tank cleaning or slop disposal must be entered in the ..............................
Doğru Cevap: "C" Oil record book
Doğru Cevap: "C" Oil record book Soru Açıklaması
29.
The reciprocating motion of a connecting rod is transformed into a rotary motion by the ...................
Doğru Cevap: "A" Crankshaft
Doğru Cevap: "A" Crankshaft Soru Açıklaması
30.
Performance of a turbocharged engine can be improved by:
Doğru Cevap: "C" Aftercooling intake air
Doğru Cevap: "C" Aftercooling intake air Soru Açıklaması
31.
A device which will function to bring an engine to a full stop in order to protect it from damage due to excessively high speed is known as a/an:
Doğru Cevap: "B" Overspeed trip
Doğru Cevap: "B" Overspeed trip Soru Açıklaması
32.
When the valves are operated ........................... on a diesel engine, they are actuated by means of cams, pushrods, rocker arms and rollers.
Doğru Cevap: "A" Mechanically
Doğru Cevap: "A" Mechanically Soru Açıklaması
33.
Lubrication oil viscosity in an operation diesel engine can be reduced by:
Doğru Cevap: "E" Fuel oil dilution
Doğru Cevap: "E" Fuel oil dilution Soru Açıklaması
34.
Refrigerant leakage from the compressor crankcase is prevented by ........................................
Doğru Cevap: "B" Using shaftseals
Doğru Cevap: "B" Using shaftseals Soru Açıklaması
35.
Watertube boilers are designed to operate within the conditions of .........................
Doğru Cevap: "A" High pressure, temperature, capacity
Doğru Cevap: "A" High pressure, temperature, capacity Soru Açıklaması
36.
The pistonheads in the engine are manufactured concave and convex shaped in order that .....................
Doğru Cevap: "D" It will increase the durability of the piston
Doğru Cevap: "D" It will increase the durability of the piston Soru Açıklaması
37.
The purpose of the low pressure cutout switch is to:
Doğru Cevap: "E" Cut compressor in and out at a preset pressure
Doğru Cevap: "E" Cut compressor in and out at a preset pressure Soru Açıklaması
38.
All of the following are used for low temperature starting, except:
Doğru Cevap: "E" Cylinder compression ratio reduced
Doğru Cevap: "E" Cylinder compression ratio reduced Soru Açıklaması
39.
When maneuvering, you discover heavy smoke coming from the turbocharger casing. You should:
Doğru Cevap: "D" Notify the bridge and ask to shut the engine down
Doğru Cevap: "D" Notify the bridge and ask to shut the engine down Soru Açıklaması
40.
Prior to port arrival, a diesel alternator ........................... turbo alternator ............................. and all the full away procedure should be done ...........................
Doğru Cevap: "A" Will have to be started / will be shut down / in reverse order
Doğru Cevap: "A" Will have to be started / will be shut down / in reverse order Soru Açıklaması
41.
Emulsification of oil will ocur when mixed with:
Doğru Cevap: "B" Water
Doğru Cevap: "B" Water Soru Açıklaması
42.
.................... is hardly the cause of a smoky diesel engine exhaust.
Doğru Cevap: "D" Inappropriate amount of fuel
Doğru Cevap: "D" Inappropriate amount of fuel Soru Açıklaması
43.
The upper section of a piston is called the:
Doğru Cevap: "C" Crown
Doğru Cevap: "C" Crown Soru Açıklaması
44.
................................... is the first to do when securing an AC generator.
Doğru Cevap: "D" Reducing the load on the unit
Doğru Cevap: "D" Reducing the load on the unit Soru Açıklaması
45.
The heat which is used to change a liquid to a gas or vapor is called latent heat of .......................
Doğru Cevap: "D" Evaporization
Doğru Cevap: "D" Evaporization Soru Açıklaması
46.
The lubricant is expected to have the qualities of ............................
Doğru Cevap: "E" All expect
Doğru Cevap: "E" All expect Soru Açıklaması
47.
When starting ballasting .......... valve should be opened last.
Doğru Cevap: "E" None above
Doğru Cevap: "E" None above Soru Açıklaması
48.
The system used for breaking scale from the evaporator coil while the evaporator is in operation is called:
Doğru Cevap: "C" Cracking off
Doğru Cevap: "C" Cracking off Soru Açıklaması
49.
As Freon leaves the expansion valve ..........................
Doğru Cevap: "B" Pressure decreases Volume increases
Doğru Cevap: "B" Pressure decreases Volume increases Soru Açıklaması
50.
In case of burning of radio equipments on the bridge the extinguishers should be the same as the ones to be used in......................... fires, keeping in mind that the fire will turn out to be a ......................... fire when starting firefighting takes long.
Doğru Cevap: "A" Class E / Class A
Doğru Cevap: "A" Class E / Class A Soru Açıklaması
