Question
1311
Apa fungsi bilge pump di kamar mesin?
What is the function of the bilge pump in the engine room?
Options
a
Memompa got dari bilge well ke sistem pembuangan yang diizinkan
To pump bilge water from the bilge well to the permitted discharge system
b
Menyemprotkan bahan bakar ke ruang bakar
To spray fuel into the combustion chamber
c
Mengisi air laut ke expansion tank
To fill the expansion tank with seawater
d
Menaikkan tekanan udara bilas
To increase scavenging air pressure
Grade
Ungraded
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Question
1312
Apa fungsi purifier bahan bakar?
What is the function of the fuel purifier?
Options
a
Membersihkan bahan bakar dari air dan partikel halus dengan gaya sentrifugal
To clean fuel of water and fine particles by centrifugal force
b
Mengabutkan bahan bakar ke dalam silinder
To atomize fuel into the cylinder
c
Mengubah bahan bakar berat menjadi gas
To convert heavy fuel into gas
d
Menaikkan angka setana bahan bakar
To increase the cetane number of the fuel
Grade
Ungraded
Last Update
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Question
1313
Perbedaan utama purifier dan clarifier adalah?
What is the main difference between a purifier and a clarifier?
Options
a
Purifier memisahkan minyak dari air dan padatan, clarifier terutama memisahkan padatan dari minyak
A purifier separates oil from water and solids, while a clarifier mainly separates solids from oil
b
Purifier untuk udara start, clarifier untuk gas buang
A purifier is for starting air, while a clarifier is for exhaust gas
c
Purifier untuk minyak lumas, clarifier untuk air ballast saja
A purifier is for lubricating oil, while a clarifier is only for ballast water
d
Purifier memakai filter, clarifier tidak berputar
A purifier uses a filter, while a clarifier does not rotate
Grade
Ungraded
Last Update
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Question
1314
Apa fungsi air compressor pada kapal?
What is the function of the air compressor on board?
Options
a
Menghasilkan udara bertekanan untuk start dan keperluan pneumatik
To produce compressed air for starting and pneumatic purposes
b
Mendinginkan minyak lumas sebelum masuk mesin
To cool lubricating oil before it enters the engine
c
Memisahkan air dari bahan bakar berat
To separate water from heavy fuel
d
Menggerakkan poros baling-baling secara langsung
To drive the propeller shaft directly
Grade
Ungraded
Last Update
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Question
1315
Apa fungsi intercooler pada kompresor bertingkat?
What is the function of the intercooler in a multistage compressor?
Options
a
Mendinginkan udara antar tingkat kompresi agar kerja kompresor lebih efisien
To cool the air between compression stages so compressor work becomes more efficient
b
Menaikkan tekanan akhir tanpa menambah kerja kompresor
To increase final pressure without increasing compressor work
c
Memisahkan minyak lumas dari bahan bakar
To separate lubricating oil from fuel
d
Menyuplai udara bilas ke silinder tanpa blower
To supply scavenging air to the cylinder without a blower
Grade
Ungraded
Last Update
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Question
1316
Apa fungsi safety valve pada ketel bantu?
What is the function of the safety valve on an auxiliary boiler?
Options
a
Melepas tekanan berlebih agar ketel tetap aman
To release excess pressure so the boiler remains safe
b
Menambah tekanan uap saat pembakaran lemah
To increase steam pressure when combustion is weak
c
Mengatur tinggi air ketel di gelas penduga
To regulate boiler water level in the gauge glass
d
Mengalirkan bahan bakar ke burner secara manual
To deliver fuel to the burner manually
Grade
Ungraded
Last Update
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Question
1317
Apa fungsi feed check valve pada ketel?
What is the function of the feed check valve on a boiler?
Options
a
Mencegah aliran balik air ketel ke pipa air pengisi
To prevent boiler water from flowing back into the feed line
b
Mengatur tekanan udara start ke receiver
To regulate starting air pressure to the receiver
c
Membuang sludge dari dasar ketel
To discharge sludge from the bottom of the boiler
d
Mendinginkan uap sebelum masuk superheater
To cool steam before it enters the superheater
Grade
Ungraded
Last Update
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Question
1318
Apa fungsi economizer pada sistem ketel atau gas buang?
What is the function of the economizer in a boiler or exhaust gas system?
Options
a
Memanfaatkan panas gas buang untuk memanaskan air pengisi sehingga efisiensi meningkat
To utilize exhaust gas heat to warm feed water so efficiency increases
b
Menurunkan tekanan uap utama sebelum masuk turbin
To reduce main steam pressure before it enters the turbine
c
Mengubah air laut menjadi minyak lumas
To convert seawater into lubricating oil
d
Menyimpan uap jenuh untuk keperluan start mesin
To store saturated steam for engine starting
Grade
Ungraded
Last Update
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Question
1319
Apa fungsi utama turbin uap dalam kapal laut ?
What is the main function of a steam turbine on a seagoing vessel?
Options
a
Menggerakkan kapal
To propel the vessel
b
Menghasilkan uap
To produce steam
c
Menghasilkan panas
To generate heat
d
Menghasilkan listrik
To generate electricity
Grade
Ungraded
Last Update
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Question
1320
Bagaimana turbin uap menghasilkan daya gerak dalam kapal laut ?
How does a steam turbine produce propulsion power on a seagoing vessel?
Options
a
Dengan mengkonversi energi panas menjadi energi mekanik
By converting thermal energy into mechanical energy
b
Dengan menghasilkan tekanan udara tinggi
By producing high air pressure
c
Dengan membakar bahan bakar fosil
By burning fossil fuel
d
Dengan mengkonversi energi kinetik menjadi energi listrik
By converting kinetic energy into electrical energy
Grade
Ungraded
Last Update
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