Poznavanje robe (5. provjera znanja)

Quiz
•
Other
•
10th Grade
•
Hard

Andrea Dug.
Used 8+ times
FREE Resource
22 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Osnovna sirovina za proizvodnju guma?
2.
MULTIPLE SELECT QUESTION
45 sec • 2 pts
Tko je najveći potrošač gume i u kojem postotku?
60%
automobilska industrija
tekstilna industrija
70%
65%
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Koja je domovina kaučukovca?
Indija
Brazil
jugoistočna Azija
Amazona
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Za izradbu pojedinih proizvoda na tržištu se nalaze dvije vrste lateksa, koje su to?
konzervirani
koncentrirani
prirodni
sintetički
5.
MULTIPLE SELECT QUESTION
45 sec • 2 pts
U kakvom obliku se u prometu pojavljuje sintetički kaučuk?
u obliku lateksa
u balama
u suhom obliku
u štapićima
6.
MULTIPLE SELECT QUESTION
45 sec • 4 pts
Kakva su svojstva sirovog kaučuka pri pojedinim temperaturama?
pri 30-40°C postaje mekan i može se oblikovati
pri 0°C je krut i tvrd
pri 100°C je elastičan
pri sobnoj temperaturi (15-20°C) je elastičan
pri 100°C postaje ljepljiv
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Sintetički kaučuk se dobiva procesom polimerizacije niskomolekularnih spojeva polimera.
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