Question
2011
Apa yang harus diperiksa pada drum winch sebelum operasi?
What should be checked on the winch drum before operation?
Options
a
Susunan lilitan tali harus rapi dan merata
The rope turns should be neat and evenly wound
b
Warna cat drum harus baru
The drum paint should be new
c
Suhu drum harus sama dengan suhu laut
The drum temperature should be the same as seawater temperature
d
Diameter drum harus bertambah saat beban naik
The drum diameter should increase as the load increases
Grade
Ungraded
Last Update
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Question
2012
Apa fungsi gearbox atau reduksi gigi pada boat winch?
What is the function of the gearbox or reduction gear on a boat winch?
Options
a
Mengubah putaran motor menjadi putaran drum yang lebih lambat dengan torsi lebih besar
To convert motor speed into slower drum rotation with greater torque
b
Menghasilkan listrik untuk kontrol winch
To generate electricity for winch control
c
Menyimpan kawat atau tali pada drum
To store wire or rope on the drum
d
Menggantikan fungsi rem beban
To replace the function of the load brake
Grade
Ungraded
Last Update
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Question
2013
Mengapa pompa sentrifugal perlu dipriming sebelum dioperasikan?
Why must a centrifugal pump be primed before operation?
Options
a
Agar pompa terisi fluida dan mampu menghasilkan hisap secara benar
So that the pump is filled with fluid and can create suction properly
b
Agar putaran motor listrik menjadi lebih tinggi
So that the electric motor speed becomes higher
c
Agar temperatur bearing cepat naik
So that the bearing temperature rises quickly
d
Agar relief valve tetap tertutup
So that the relief valve remains closed
Grade
Ungraded
Last Update
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Question
2014
Apa fungsi utama purifier dalam sistem bahan bakar kapal?
What is the main function of the purifier in a ship’s fuel system?
Options
a
Memisahkan air dan kotoran halus dari bahan bakar
To separate water and fine impurities from the fuel
b
Menaikkan tekanan bahan bakar ke injector
To increase fuel pressure to the injector
c
Mendinginkan bahan bakar sebelum settling tank
To cool the fuel before the settling tank
d
Mengubah viskositas bahan bakar menjadi tetap
To keep fuel viscosity constant
Grade
Ungraded
Last Update
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Question
2015
Apa fungsi settling tank pada sistem bahan bakar?
What is the function of the settling tank in the fuel system?
Options
a
Memberi waktu agar air dan sludge mengendap sebelum proses pemurnian
To allow water and sludge to settle before purification
b
Menyaring partikel halus dengan elemen filter
To filter fine particles with a filter element
c
Menaikkan tekanan bahan bakar menuju mesin induk
To increase fuel pressure to the main engine
d
Mendinginkan bahan bakar sampai suhu ruang
To cool the fuel to room temperature
Grade
Ungraded
Last Update
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Question
2016
Apa tujuan intercooler pada kompresor udara bertingkat?
What is the purpose of the intercooler on a multistage air compressor?
Options
a
Menurunkan temperatur udara antar tingkat kompresi
To reduce air temperature between compression stages
b
Menambah kandungan uap air dalam udara
To increase the moisture content in the air
c
Meningkatkan putaran motor penggerak
To increase the speed of the driving motor
d
Mengurangi volume starting air receiver
To reduce the volume of the starting air receiver
Grade
Ungraded
Last Update
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Question
2017
Apa fungsi starting air receiver pada kapal?
What is the function of the starting air receiver on board?
Options
a
Menyimpan udara bertekanan untuk start mesin
To store compressed air for engine starting
b
Mendinginkan udara masuk ke turbocharger
To cool the air entering the turbocharger
c
Mengatur putaran governor mesin induk
To regulate main engine governor speed
d
Memisahkan minyak dari udara buang
To separate oil from exhaust air
Grade
Ungraded
Last Update
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Question
2018
Apa fungsi safety valve pada boiler?
What is the function of the safety valve on a boiler?
Options
a
Mencegah tekanan boiler melebihi batas aman
To prevent boiler pressure from exceeding the safe limit
b
Menjaga level air selalu maksimum
To keep the water level always at maximum
c
Mengatur kadar garam air boiler
To regulate the salt content of boiler water
d
Meningkatkan temperatur gas buang
To increase exhaust gas temperature
Grade
Ungraded
Last Update
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Question
2019
Apa tujuan oily water separator di kamar mesin?
What is the purpose of the oily water separator in the engine room?
Options
a
Memisahkan minyak dari air bilga sebelum pembuangan
To separate oil from bilge water before discharge
b
Menaikkan temperatur sludge sebelum pembakaran
To increase sludge temperature before incineration
c
Mengubah bilga menjadi air tawar
To convert bilge into fresh water
d
Memindahkan sludge ke settling tank
To transfer sludge to the settling tank
Grade
Ungraded
Last Update
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Question
2020
Apa fungsi relief valve pada sistem steering gear hidraulik?
What is the function of the relief valve in a hydraulic steering gear system?
Options
a
Melindungi sistem dari tekanan berlebih
To protect the system from overpressure
b
Mengunci rudder pada sudut maksimum
To lock the rudder at the maximum angle
c
Menambah kecepatan gerak ram
To increase ram speed
d
Mengatur haluan pelayaran secara otomatis
To control the ship’s course automatically
Grade
Ungraded
Last Update
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