
OAW Kelas XI/Ganjil
Authored by Bahtiar Nurhakim
Professional Development
1st - 3rd Grade
Used 72+ times

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35 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pengelasan dengan oksi-asetilin adalah proses pengelasan secara... dengan pemanasan permukaan logam
otomatis
modern
manual
canggih
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Welding adalah
penghubungan dua logam
pemotongan dua logam
semua salah
semua benar
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Las karbit digunakan untuk memotong dan menyambungkan benda kerja yg berbahan . . . . . . .
Besi
Logam
Pipa
Semua Benar
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nyala api netral berguna untuk..................logam agar mengalami surface hardening
seat treatment
cold treatment
hot treatment
heat treatment
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam proses nyala oksi-asetilen, menggunakan campuran gas... dengan gas asetilen
oksigen
Nitrogen
hidrogen
karbon
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Suhu nyala pada proses oksi-asetilen bisa mencapai... derajat celcius
2500
3500
200
350
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Agar aman dipakai gas asetilen dalam tabung tekanannya tidak boleh melebihi... kPa
100
150
200
250
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