
ROV - PVLL - Zaščita zvara
Quiz
•
Other
•
1st Grade
•
Hard
Gregor Gojkošek
Used 1+ times
FREE Resource
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14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kaj je namen vžiga obloka pri paličnem varjenju?
Sprožiti varilni proces
Očistiti kovino
Nastaviti moč varilnika
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Zakaj je pomembno očistiti kovino pred vžigom obloka?
Za ustvarjanje iskre
Za zagotovitev močnega zvara
Za odstranitev rje in onesnaženj
Za prilagoditev elektrode
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kaj vključuje pravilna nastavitev varilnika pred vžigom obloka?
Nastavitev dolžine obloka
Nastavitev temperature okolice
Nastavitev moči, amperaže, držala elektrode in delovnega kabl
Nastavitev debeline kovine
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kako ustvarimo iskro in vzpostavimo električni oblok med elektrodo in kovino?
Držimo elektrodo blizu kovine
Počasi premikamo elektrodo stran od kovine
Hitro odmaknemo elektrodo stran od kovine
Približamo elektrodo k drugim kovinskim površinam
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kako vzdržujemo oblok med varjenjem?
Zmanjšujemo moč varilnika
Prilagajamo dolžino obloka z elektrodo
Ohranjamo enakomerno debelino kovine
Uporabljamo več elektrod hkrati
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kaj lahko nepravilno izveden vžig obloka povzroči?
Prehitro taljenje elektrode
Slabo strjen zvar
Povečanje debeline kovine
Zmanjšanje temperature okolice
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Pred vžigom obloka je pomembno ___________ kovino, da odstranite vsa onesnaženja in rjo.
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