
Maintenance CNC Oxy Gas Cutting
Quiz
•
Specialty
•
University
•
Easy
deninur faizin
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40 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Komponen yang berfungsi untuk mengatur seluruh proses pemotongan secara otomatis pada mesin CNC Oxy Gas Cutting adalah:
Plasma torch
Regulator
Panel Control Machine
Cutting Table
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Apa tujuan utama dari preventive maintenance pada mesin CNC gas cutting?
Meningkatkan konsumsi energi
Menunda penggantian komponen
Menghindari kerusakan dan memperpanjang umur mesin
Meningkatkan downtime produksi
3.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Jenis nyala api yang memiliki rasio gas oksigen dan bahan bakar mendekati 1:1 disebut:
Nyala karburasi
Nyala netral
Nyala oksidasi
Nyala pendinginan
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Bahaya utama dari logam cair dan asap pada proses gas cutting adalah:
Menurunkan suhu api
Menyebabkan karburasi
Melukai mata atau tubuh operator
Memperlambat pemotongan
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Fungsi dari contact tip cleaner dalam perawatan nozzle adalah untuk:
Mengencangkan nozzle
Membersihkan deposit kotoran dan oksidasi
Menurunkan tekanan gas
Menyesuaikan suhu api
6.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Alasan utama tabung oksigen dan bahan bakar disimpan terpisah adalah untuk:
Menghindari kebingungan operator
Menghemat ruang penyimpanan
Mencegah risiko ledakan jika terjadi kebocoran
Memudahkan pengisian ulang
7.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Alat yang digunakan untuk mengukur tekanan gas secara akurat adalah:
Flowmeter
Pressure gauge
Solenoid valve
Manifold
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