Question
781
Apa fungsi oily water separator?
What is the function of the oily water separator?
Options
a
Memisahkan kandungan minyak dari air bilga sebelum pembuangan yang diizinkan.
To separate oil content from bilge water before any permitted discharge.
b
Menyaring bahan bakar sebelum ke mesin induk.
To filter fuel before it enters the main engine.
c
Mengolah air tawar untuk kebutuhan domestik.
To treat fresh water for domestic use.
d
Mengurangi salinitas air laut untuk boiler.
To reduce seawater salinity for boiler use.
Grade
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Question
782
Berapa batas kandungan minyak maksimum yang diizinkan untuk pembuangan bilga ke laut menurut MARPOL Annex I?
What is the maximum oil content permitted for bilge discharge to sea under MARPOL Annex I?
Options
a
15 ppm.
15 ppm.
b
30 ppm.
30 ppm.
c
60 ppm.
60 ppm.
d
100 ppm.
100 ppm.
Grade
Ungraded
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Question
783
Apa fungsi oil content meter pada oily water separator?
What is the function of the oil content meter on the oily water separator?
Options
a
Memantau kandungan minyak pada aliran buangan.
To monitor the oil content in the discharge stream.
b
Mengukur temperatur bilga di tangki dasar ganda.
To measure bilge temperature in the double bottom tank.
c
Menentukan viskositas bahan bakar harian.
To determine daily fuel viscosity.
d
Mencatat jumlah air ballast yang dipompa.
To record the amount of ballast water pumped.
Grade
Ungraded
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Question
784
Apa yang harus dilakukan jika oil content meter menunjukkan nilai di atas batas pembuangan?
What should be done if the oil content meter shows a value above the discharge limit?
Options
a
Menghentikan pembuangan ke laut dan mengalihkan aliran sesuai prosedur.
Stop discharge to sea and divert the flow in accordance with procedures.
b
Tetap membuang selama kapal berlayar di laut lepas.
Continue discharging while the vessel is on the high seas.
c
Menambah air laut agar angka bacaan turun.
Add seawater so that the reading decreases.
d
Menonaktifkan alarm agar pompa tetap bekerja.
Disable the alarm so that the pump keeps running.
Grade
Ungraded
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Question
785
Mengapa overboard valve dari sistem bilga harus dijaga keamanannya?
Why must the overboard valve of the bilge system be secured?
Options
a
Untuk mencegah pembuangan yang tidak sah dan risiko pencemaran.
To prevent unauthorized discharge and the risk of pollution.
b
Untuk mempercepat pemompaan bilga saat cuaca buruk.
To speed up bilge pumping in bad weather.
c
Agar bilga dapat langsung dibuang tanpa OWS.
To allow bilge to be discharged directly without the OWS.
d
Untuk menurunkan tekanan pada tangki sludge.
To reduce pressure in the sludge tank.
Grade
Ungraded
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Question
786
Apa fungsi air compressor pada kapal bermesin diesel?
What is the function of an air compressor on a diesel-powered ship?
Options
a
Menyediakan udara bertekanan untuk start mesin dan kebutuhan servis tertentu.
To provide compressed air for engine starting and certain service needs.
b
Menyuplai bahan bakar ke injector mesin utama.
To supply fuel to the main engine injectors.
c
Mendinginkan jacket water sebelum masuk cooler.
To cool jacket water before it enters the cooler.
d
Menghasilkan listrik darurat saat blackout.
To generate emergency power during a blackout.
Grade
Ungraded
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Question
787
Apa yang harus dilakukan jika tekanan udara start tidak mencapai nilai kerja?
What should be done if starting air pressure does not reach working value?
Options
a
Memeriksa compressor, kebocoran sistem, dan kondisi katup sebelum operasi start.
Check the compressor, system leakage, and valve condition before attempting to start.
b
Memaksa start mesin dengan tekanan yang ada.
Force the engine to start with the available pressure.
c
Membuka drain bottle saat start dilakukan.
Open the drain bottle during starting.
d
Menghentikan pendingin air tawar mesin utama.
Stop the main engine freshwater cooling system.
Grade
Ungraded
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Question
788
Mengapa udara start harus bebas dari air dan minyak berlebih?
Why must starting air be free from excess water and oil?
Options
a
Karena kontaminasi dapat menyebabkan korosi, kerusakan katup, dan bahaya ledakan.
Because contamination can cause corrosion, valve damage, and explosion hazards.
b
Karena air dan minyak membantu pelumasan sistem start.
Because water and oil help lubricate the starting system.
c
Karena udara start hanya dipakai untuk alarm.
Because starting air is used only for alarms.
d
Karena tekanan udara akan naik lebih cepat bila tercampur air.
Because air pressure will rise faster if mixed with water.
Grade
Ungraded
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Question
789
Apa fungsi intercooler pada air compressor bertingkat?
What is the function of the intercooler on a multi-stage air compressor?
Options
a
Mendinginkan udara antar tingkat kompresi agar efisiensi dan keselamatan meningkat.
To cool the air between compression stages so that efficiency and safety increase.
b
Memanaskan udara agar pengisian botol lebih cepat.
To heat the air so that air bottles fill faster.
c
Menambah kandungan minyak pelumas dalam udara.
To add lubricating oil content into the air.
d
Mengurangi kapasitas botol udara start.
To reduce the capacity of the starting air bottle.
Grade
Ungraded
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Question
790
Apa akibat utama jika sistem pendingin air tawar mesin utama gagal bekerja?
What is the main consequence if the main engine freshwater cooling system fails?
Options
a
Temperatur mesin naik dan dapat menyebabkan kerusakan serius.
Engine temperature rises and may cause serious damage.
b
Tekanan udara start langsung turun drastis.
Starting air pressure drops immediately.
c
Kadar minyak pada bilga langsung meningkat.
Oil content in the bilge increases at once.
d
Emergency generator akan otomatis start.
The emergency generator will start automatically.
Grade
Ungraded
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