Električna struja 1. dio (OŠ Križ)

Quiz
•
Physics
•
8th Grade
•
Hard
Martina Periša Pisk
Used 12+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Osim trošila i vodiča osnovni element jednostavnog strujnog kruga je:
sklopka
prekidač
baterija
žarulja
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dogovoreni smjer struje u strujnom krugu je:
od pozitivnog prema negativnom polu baterije
od negativnog prema pozitivnom polu baterije
s lijeva na desno
ovisi o orijentaciji baterije
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na slici je prikazan:
jednostavni strujni krug
paralelni spoj trošila
serijski spoj trošila
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ako u strujni krug dodamo serijski spojenu žaruljicu, sjaj žaruljica će biti:
veći
manji
jednak
ovisi
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ako u paralelnom spoju žaruljica jedna žaruljica pregori ostale će žaruljice:
svijetliti većim sjajem
svijetliti većim sjajem
prestati svijetliti
svijetliti jednako kao i do tada
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Suhi zrak je:
izolator
vodič
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koji učinak električne struje prepoznajemo kod prijenosnog bluetooth zvučnika?
Toplinski
Kemijski
Mehanički
Zvučni
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