Proizvodnja i obrada metala

Quiz
•
Instructional Technology, Education
•
7th Grade
•
Hard
Ante Milić
Used 10+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Znanost koja proučava dobivanje i primjenu metala naziva se:
oceanografija
energetika
metalurgija
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Koji od navedenih metala ima najviše talište?
živa
zlato
željezo
volfram
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Crna metalurgija podrazumijeva dobivanje:
bakra i mjedi
željeza i cinka
željeza i čelika
aluminija i fosfora
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Najgušći od navedenih metala je:
aluminij
litij
titan
željezo
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koji od navedenih materijala služi kao sredstvo za zagrijavanje u visokim pećima u kojima se proizvodi željezo?
koks
željezna ruda
vapnenac
troska
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Označi sva svojstva metala koja pripadaju skupini mehaničkih svojstava.
tvrdoća
korozija
čvrstoća
vatrootpornost
žilavost
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sposobnost metala da mijenja svoj oblik (u hladnom, polutoplom i toplom stanju) pri djelovanju sila koje prouzrokuje udarac čekića naziva se:
elastičnost
lijevnost
kovnost
plastičnost
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