Question
1
Apa fungsi utama dari ketel uap di kapal?
What is the main function of a steam boiler on board a ship?
Options
a
Menghasilkan uap dengan tekanan diatas 1 atmosfir
To produce steam at a pressure above atmospheric pressure
b
Menyediakan air minum
To provide drinking water
c
Pendinginan mesin
To cool the engine
d
Menghasilkan listrik
To generate electricity
Grade
Easy
Last Update
10 Aug 2026 14:54
By Yonathan
Question
2
Apa jenis bahan bakar yang umumnya digunakan dalam ketel uap kapal?
What type of fuel is commonly used in a ship’s steam boiler?
Options
a
Bahan bakar minyak
Fuel oil
b
Air tawar
Fresh water
c
Gas alam
Natural gas
d
Tenaga surya
Solar power
Grade
Easy
Last Update
10 Aug 2026 14:55
By Yonathan
Question
3
Apa yang dimaksud dengan "tekanan uap" dalam konteks ketel uap?
What is meant by “steam pressure” in the context of a steam boiler?
Options
a
Uap bertekanan yang ada didalam drum uap ketel
The pressure of steam inside the boiler steam drum
b
Jumlah air yang dimasukkan ke dalam ketel
The amount of water fed into the boiler
c
Berat total uap yang dihasilkan
The total weight of steam produced
d
Tekanan udara di dalam ketel
The air pressure inside the boiler
Grade
Easy
Last Update
10 Aug 2026 14:56
By Yonathan
Question
4
Apa yang menjadi sumber panas untuk mengubah air menjadi uap dalam ketel uap?
What is the heat source used to convert water into steam in a steam boiler?
Options
a
Pembakaran bahan bakar
Fuel combustion
b
Tenaga angin
Wind power
c
Radiasi matahari
Solar radiation
d
udara terkompresi
Compressed air
Grade
Easy
Last Update
10 Aug 2026 15:01
By Yonathan
Question
5
Apa proses dasar perubahan energi yang terjadi pada ketel uap berbahan bakar?
What is the basic energy conversion process in a fuel-fired steam boiler?
Options
a
Energi kimia diubah menjadi energi panas
Chemical energy is converted into heat energy
b
Energi massa diubah menjadi energi panas
Mass energy is converted into heat energy
c
Energi magnetik diubah menjadi energi panas
Magnetic energy is converted into heat energy
d
Energi kinetik diubah secara langsung menjadi uap
Kinetic energy is converted directly into steam
Grade
Easy
Last Update
10 Aug 2026 15:03
By Yonathan
Question
6
Apa yang dimaksud dengan "boiler water level" dalam ketel uap?
What is meant by “boiler water level” in a steam boiler?
Options
a
Tinggi permukaan air yang terbaca di gelas duga
The water level indicated in the boiler gauge glass
b
Jumlah air tawar yang masuk ke dalam ketel
The amount of feed water entering the boiler
c
Jumlah uap yang dihasilkan oleh ketel
The amount of steam produced by the boiler
d
Tekanan uap di dalam ketel
The steam pressure inside the boiler
Grade
Easy
Last Update
10 Aug 2026 15:04
By Yonathan
Question
7
Mengapa sangat penting untuk mengendalikan level air di dalam ketel uap?
Why is it very important to control the water level in a steam boiler?
Options
a
Untuk mencegah kerusakan akibat panas berlebih
To prevent damage due to overheating
b
Untuk mencegah korosi
To prevent corrosion
c
Untuk menghasilkan uap yang lebih bersih
To produce cleaner steam
d
Untuk menjaga tekanan udara
To maintain air pressure
Grade
Easy
Last Update
10 Aug 2026 15:06
By Yonathan
Question
8
Apa yang dimaksud dengan "blowdown" dalam konteks ketel uap?
What is meant by “blowdown” in the context of a steam boiler?
Options
a
Pengeluaran sejumlah air dan kotoran dari ketel untuk mengontrol kualitas air
The discharge of a certain amount of boiler water and impurities to control water quality
b
Proses pembersihan ketel dengan menyemprotkan air
The process of cleaning the boiler by spraying water
c
Pemindahan uap dari ketel ke mesin
The transfer of steam from the boiler to the machinery
d
Proses pengisian ulang air dalam ketel
The process of refilling water into the boiler
Grade
Easy
Last Update
10 Aug 2026 15:07
By Yonathan
Question
9
Mengapa ketel uap dalam kapal memerlukan sistem pengaman tekanan?
Why does a ship’s steam boiler require a pressure safety system?
Options
a
Mencegah tekanan uap berlebih
To prevent excessive steam pressure
b
Mengontrol jumlah air dalam ketel
To control the amount of water in the boiler
c
Agar suhu tetap rendah
To keep the temperature low
d
Untuk menghemat energi
To save energy
Grade
Easy
Last Update
10 Aug 2026 14:44
By Gabriel
Question
10
Apa yang dimaksud dengan "superheater" dalam ketel uap?
What is meant by “superheater” in a steam boiler?
Options
a
Bagian ketel di mana uap dipanaskan lebih lanjut
The part of the boiler where steam is heated further
b
Alat untuk mengukur tekanan uap
An instrument for measuring steam pressure
c
Bagian ketel di mana air dimasukkan
The part of the boiler where water is fed in
d
Alat untuk membersihkan uap
A device for cleaning steam
Grade
Easy
Last Update
10 Aug 2026 14:44
By Gabriel