Question
61
Apa fungsi dari dapur ketel (furnace)?
What is the function of the furnace?
Options
a
Tempat pembakaran bahan bakar untuk menghasilkan panas
The place where fuel is burned to produce heat
b
Menyimpan air sebelum dipanaskan
To store water before heating
c
Mengukur tekanan uap di dalam ketel
To measure steam pressure inside the boiler
d
Membuang kotoran dari dalam boiler
To discharge impurities from the boiler
Grade
Easy
Last Update
29 Jul 2026 13:37
By Tanjung
Question
62
Pipa ketel yang berisi air dan dikelilingi oleh gas panas disebut...
A boiler with tubes containing water and surrounded by hot gas is called...
Options
a
Water tube boiler
Water-tube boiler
b
Fire tube boiler
Fire-tube boiler
c
Economizer
Economizer
d
Superheater
Superheater
Grade
Easy
Last Update
29 Jul 2026 13:37
By Tanjung
Question
63
Apa fungsi utama dari drum uap (steam drum)?
What is the main function of the steam drum?
Options
a
Mengumpulkan dan menyimpan uap sebelum didistribusikan
To collect and store steam before distribution
b
Menyimpan air sebelum dipanaskan
To store water before heating
c
Mengatur tekanan uap dalam boiler
To regulate steam pressure in the boiler
d
Membuang lumpur dari boiler
To discharge sludge from the boiler
Grade
Easy
Last Update
29 Jul 2026 13:37
By Tanjung
Question
64
Drum air (water drum) terletak di bagian...
The water drum is located in the...
Options
a
Bawah ketel untuk menyimpan air sebelum dipanaskan
Lower part of the boiler to store water before heating
b
Atas ketel untuk menyimpan uap
Upper part of the boiler to store steam
c
Samping ketel untuk mengontrol tekanan
Side of the boiler to control pressure
d
Luar ketel untuk membuang uap berlebih
Outside the boiler to discharge excess steam
Grade
Easy
Last Update
29 Jul 2026 13:37
By Tanjung
Question
65
Fungsi utama dari gelas duga (water level indicator) adalah...
The main function of the water level indicator is...
Options
a
Menunjukkan ketinggian air dalam ketel
To indicate the water level in the boiler
b
Mengatur tekanan uap dalam boiler
To regulate steam pressure in the boiler
c
Memanaskan udara sebelum masuk ke ruang bakar
To heat the air before it enters the furnace
d
Membersihkan permukaan dinding ketel
To clean the boiler wall surfaces
Grade
Easy
Last Update
29 Jul 2026 13:37
By Tanjung
Question
66
Katup pengaman (safety valve) akan terbuka ketika...
The safety valve will open when...
Options
a
Tekanan kerja melebihi batas yang diizinkan
The working pressure exceeds the permitted limit
b
Air dalam boiler mencapai titik didih
The water in the boiler reaches boiling point
c
Temperatur udara meningkat di luar batas normal
The air temperature rises above the normal limit
d
Terdapat endapan lumpur di dalam boiler
There is sludge deposit inside the boiler
Grade
Easy
Last Update
29 Jul 2026 13:37
By Tanjung
Question
67
Fungsi utama dari blow-down valve adalah...
The main function of the blowdown valve is...
Options
a
Membuang lumpur dan kotoran dari dalam boiler
To discharge sludge and impurities from the boiler
b
Mengontrol bahan bakar yang masuk ke dalam furnace
To control the fuel entering the furnace
c
Mengatur tekanan di dalam boiler
To regulate the pressure inside the boiler
d
Menunjukkan ketinggian air dalam drum uap
To indicate the water level in the steam drum
Grade
Easy
Last Update
29 Jul 2026 13:37
By Tanjung
Question
68
Scum valve digunakan untuk...
The scum valve is used to...
Options
a
Membuang kontaminan atau kotoran yang mengapung di permukaan air dalam drum boiler
Discharge contaminants or impurities floating on the surface of the water in the boiler drum
b
Mengontrol suplai udara ke dalam ruang pembakaran
Control the air supply into the combustion chamber
c
Mengukur suhu dalam furnace
Measure the temperature in the furnace
d
Mengalirkan uap ke turbin utama
Direct steam to the main turbine
Grade
Medium
Last Update
29 Jul 2026 13:38
By Tanjung
Question
69
Sistem kontrol otomatis (automatic control systems) berfungsi untuk...
Automatic control systems function to...
Options
a
Mengatur bahan bakar, udara, dan air agar boiler bekerja efisien
Regulate fuel, air, and water so that the boiler operates efficiently
b
Mengontrol tekanan dalam drum uap
Control the pressure in the steam drum
c
Mengatur jumlah jelaga dalam boiler
Regulate the amount of soot in the boiler
d
Menyimpan air sebelum dipanaskan
Store water before it is heated
Grade
Medium
Last Update
29 Jul 2026 13:38
By Tanjung
Question
70
Apa tujuan dari pemanas lanjut uap (superheater)?
What is the purpose of the superheater?
Options
a
Memanaskan uap jenuh agar memiliki suhu lebih tinggi pada tekanan tetap
To heat saturated steam so that it has a higher temperature at constant pressure
b
Menghangatkan air sebelum masuk ke dalam ketel
To warm the water before it enters the boiler
c
Membuang kotoran dalam drum air
To remove impurities in the water drum
d
Meningkatkan tekanan dalam boiler
To increase the pressure in the boiler
Grade
Medium
Last Update
29 Jul 2026 13:38
By Tanjung