
Tehnike spajanja (lemljenje) T.zlatarstva

Quiz
•
Science
•
3rd Grade
•
Hard
Julija Lesjak
Used 3+ times
FREE Resource
17 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Kod lemljeja se koriste koja 2 dva osnovna tipa spoja?
ravni
prijeklopni
čeoni
zaklopni
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Čeono spajanje ima relativno malu površinu dodira pa je čvrstoća spoja veća.
točno
netočno
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Da bi se povećala površina spoja, koristi se kosa obrada mjesta spoja
točno
netočno
4.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Spajanje prijeklopom je :
najnepovoljnije(estetski)
najsigurnije
ne koristi se
5.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Površine koje se spajaju moraju biti očišćene od masnoće i oksida; kako?
kemijski
mehanički
6.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Masnoće se odstranjuju korištenjem kemijske metode pomoću:
organskih rastvarača
neorganskih soli
otopine za odmašćivanje
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Skidanje oksida može se vršiti u hladnoj ili, mnogo češće, u toploj otopini smještenoj u staklenoj, plastičnoj ili bakrenoj posudi
točno
netočno
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