
Boiler Appd Kelas 1
Quiz
•
Specialty
•
1st - 5th Grade
•
Practice Problem
•
Medium
Sonden Winarto
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berapakah jumlah ideal Gelas penduga (sight glass) yang harus terpasang pada suatu boiler:
1 (satu)
2 (dua)
3 (tiga)
4 (empat)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Suatu alat yang berfungsi untuk memberi peringatan kepada operator yang sedang bekerja, bahwa permukaan air didalam boiler turun sampai batas dibawah minimum yang diijinkan adalah:
Peluit bahaya/flute/Alarm
Gelas penduga
Blowdown valve
manhole
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gambar ini adalah perlatan boiler yang disebut dengan:
Handhole
Gelas duga (sight glass)
Safety valve jenis beban (loaded safety valve)
Safety valve jenis spring (pegas)
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Tool yang digunakan untuk mengukur tingkat kebisingan adalah:
Watt meter
Flow meter
kalorimeter
Sound level meter
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Alat yang digunakan memantau nyala api didalam ruang bakar boiler adalah:
Fire detector
Low level alarm
Flame detector
High level alarm
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Check Valve pada saluran air umpan boiler digunakan untuk :
Mencegah aliran balik air dari boiler ketika pompa air umpan boiler mati.
Mencegah aliran balik air dari boiler ketika kompresor mati.
Mencegah aliran balik gas bakar sehingga tidak terjadi ledakan.
Mengatur jumlah aliran air yang masuk kedalam boiler.
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Safety valve yang dipasang untuk mencegah peledakan pada Boiler harus memenuhi syarat:
Dapat disetel sendiri oleh operator tanpa harus pemberitahukan pada pihak yang berwenan
Untuk mengurangi jumlah uap dalam ketel dapal membuang lewat safety valve (tingkap pengaman) dengan cara mengangkatnya.
Diameter lubang saluran uap keluar pada safety valve (tingkap pengaman) tidak boleh dikecilkan dari ukuran sebenarnya
Bila terjadi kebocoran dapat diganjal agar boiler tetap beroperasi
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