Tehnička kultura 8/1

Quiz
•
Other
•
8th Grade
•
Medium
Jelena Lisak Šturlan
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17 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Polimerizacija je kemijski proces kojim dobivamo sintetsku polimernu tvar.
TOČNO
NETOČNO
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Polimere koji nakon procesa polimerizacije gube svojstvo plastičnosti i trajno zadržavaju svoj oblik čak i na povišenoj temperaturi nazivamo:
elastomeri
duromeri
plastomeri
polimerizati
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Prilikom spajanja vodiča spojnicama s oprugom nije potrebno skidati izolaciju s krajeva vodiča.
TOČNO
NETOČNO
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Što od navedenog ne pripada skupini?
vuna
nafta
celuloza
kaučuk
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Višežični vodiči mogu se spajati isključivo
lemljenjem
spojnicama
zapletanjem
zavarivanjem
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Procesom vulkanizacije proizvodi se
poliester
polimerizat
guma
PVC
najlon
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
U unutrašnjosti elektroničkih uređaja nalazi se velik broj malih dijelova koje zovemo
elektronička shema
elektronički simboli
elektronički elementi
elektronički sklopovi
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