Question
3241
Fungsi utama exhaust fan dalam sistem ventilasi kapal adalah...
The main function of an exhaust fan in a ship ventilation system is to...
Options
a
Mengeluarkan udara kotor dari ruang
Remove contaminated air from the space
b
Menghasilkan udara dingin ke kabin
Produce cold air for the cabin
c
Menjaga tekanan air laut pada kondensor
Maintain seawater pressure in the condenser
d
Meningkatkan suhu udara luar sebelum masuk ruang
Increase the temperature of outside air before entering the room
Grade
Ungraded
Last Update
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Question
3242
Yang dimaksud dengan humidity control pada sistem pengkondisian udara kapal adalah...
The term humidity control in a ship air-conditioning system means...
Options
a
Pengendalian kelembaban udara di dalam ruang
Control of air humidity within the space
b
Pengendalian tekanan udara di kondensor
Control of air pressure in the condenser
c
Pengendalian jumlah oli dalam kompresor
Control of the amount of oil in the compressor
d
Pengendalian kecepatan kapal saat cuaca buruk
Control of ship speed during bad weather
Grade
Ungraded
Last Update
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Question
3243
Yang dimaksud dengan fresh air change rate dalam sistem ventilasi kapal adalah...
The term fresh air change rate in a ship ventilation system means...
Options
a
Jumlah udara segar yang masuk ke ruang dalam periode waktu tertentu
The amount of fresh air entering a space over a given period
b
Jumlah putaran kipas masuk dalam satu menit
The number of intake fan revolutions per minute
c
Jumlah saringan udara yang diganti dalam satu bulan
The number of air filters replaced in one month
d
Jumlah perubahan suhu ruang dalam satu jam
The number of room temperature changes in one hour
Grade
Ungraded
Last Update
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Question
3244
Yang dimaksud dengan ventilation ducts pada sistem ventilasi kapal adalah...
The term ventilation ducts in a ship ventilation system means...
Options
a
Saluran yang mengarahkan aliran udara ke ruang-ruang
Ducts that direct airflow to various spaces
b
Pipa pendingin air laut ke kondensor
Seawater cooling pipes to the condenser
c
Alat ukur suhu dan kelembaban udara
Devices for measuring air temperature and humidity
d
Bejana penampung udara tekan untuk alat pneumatik
Compressed-air vessels for pneumatic equipment
Grade
Ungraded
Last Update
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Question
3245
Yang dimaksud dengan air changes per hour (ACH) adalah...
The term air changes per hour (ACH) means...
Options
a
Jumlah perubahan volume udara dalam suatu ruang setiap jam
The number of times the air volume in a space is replaced each hour
b
Jumlah perubahan temperatur udara setiap menit
The number of air temperature changes each minute
c
Jumlah penurunan kelembaban udara setiap jam
The number of humidity reductions each hour
d
Jumlah filter yang harus diganti pada tiap pelayaran
The number of filters that must be replaced on each voyage
Grade
Ungraded
Last Update
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Question
3246
Yang dimaksud dengan variable air volume (VAV) adalah...
The term variable air volume (VAV) means...
Options
a
Sistem yang mengatur volume udara yang disuplai sesuai kebutuhan ruang
A system that regulates the volume of supplied air according to room demand
b
Sistem yang menaikkan tekanan udara tetap pada seluruh ruang
A system that raises air pressure constantly in all spaces
c
Sistem yang hanya memasukkan udara luar tanpa pengaturan
A system that only introduces outside air without control
d
Sistem yang menjaga kelembaban tetap tinggi di semua kompartemen
A system that maintains high humidity in all compartments
Grade
Ungraded
Last Update
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Question
3247
Langkah pertama saat terjadi gangguan pada main engine adalah…
The first step when a disturbance occurs in the main engine is…
Options
a
Memeriksa alarm, parameter, dan sistem pengaman yang aktif
Check the alarms, parameters, and active safety systems
b
Langsung menaikkan putaran mesin untuk menstabilkan operasi
Immediately increase engine speed to stabilize the operation
c
Menunggu gangguan hilang tanpa melakukan tindakan
Wait for the disturbance to disappear without taking any action
d
Mengabaikan indikasi selama mesin masih berputar
Ignore the indications as long as the engine is still turning
Grade
Ungraded
Last Update
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Question
3248
Sistem pengaman pada main engine umumnya melindungi mesin terhadap…
The safety system on the main engine generally protects the engine against…
Options
a
Tekanan rendah, suhu tinggi, putaran berlebih, dan kondisi abnormal lain
Low pressure, high temperature, overspeed, and other abnormal conditions
b
Perubahan cuaca di sekitar kapal
Changes in weather around the ship
c
Getaran lambung akibat gelombang
Hull vibration caused by waves
d
Gangguan radio di anjungan
Radio interference on the bridge
Grade
Ungraded
Last Update
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Question
3249
Setelah sistem pengaman main engine bekerja, tindakan berikutnya adalah…
After the main engine safety system has operated, the next action is…
Options
a
Mengidentifikasi penyebab gangguan berdasarkan gejala dan parameter
Identify the cause of the disturbance based on symptoms and parameters
b
Segera menghidupkan ulang mesin tanpa pemeriksaan
Immediately restart the engine without inspection
c
Mematikan seluruh sistem bantu tanpa analisis
Shut down all auxiliary systems without analysis
d
Menunggu instruksi tanpa melakukan pengecekan awal
Wait for instructions without carrying out an initial check
Grade
Ungraded
Last Update
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Question
3250
Gejala awal adanya masalah pada main engine dapat berupa…
Early signs of trouble in the main engine may include…
Options
a
Penurunan daya, kenaikan suhu, tekanan tidak normal, atau bunyi tidak wajar
Loss of power, rising temperature, abnormal pressure, or unusual noise
b
Konsumsi bahan bakar turun sedikit saat beban tetap
A slight decrease in fuel consumption while the load remains constant
c
Perubahan trim kapal saat muatan bergeser
A change in the ship’s trim when cargo shifts
d
Putaran propeller meningkat saat mesin berhenti
An increase in propeller speed while the engine is stopped
Grade
Ungraded
Last Update
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