Električnu struju u poluprovodnicima čine

4. razred Kontrolni

Quiz
•
Physics
•
11th - 12th Grade
•
Easy
Muhamed Duhandzic
Used 1+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
elektroni i šupljine
samo elektroni
protoni
negativni joni iz Visoških piramida
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Napon na tranzistoru se dovodi preko
baze ili upravljačke elektrode
elektrode izvoda
elektrode izvora
nula i jedinica
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Koja od izjava je netačna?
Električna struja može da se pojavi i u izolatorima, samo je potreban dovoljno velik napon
Gasovi također provode struju i može čak da se "vidi" struja dok protiče (munja)
Što je veći energetski gap (procjep) to je veći napon (energija) potreban da dobijemo određenu vrijednost el. struje
Energetski gap imaju i metali, ali je on beskonačan, pa metali provode el. struju
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Magnetno polje nastaje:
oko naboja koji se kreću
makroskopski gledano kod svih metala
polimerizacijom frižidera i nekog drevnog privjeska sa pijace
oko električno nabijenih čestica bez obzira dal' se kreću
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Sila na el. nabijenu česticu u magnetnom polju djeluje:
u smjeru kretanja čestice
u smjeru magnetnog polja
okomito na ravan koju čine linije magnetnog polja i brzina čestice
u smjeru kojeg ne možemo znati
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Električni mjerni instrument nije:
otpormetar
ampermetar
voltmetar
multimetar
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Voltmetar se pravilno postavlja:
gdje stigneš
paralelno u kolo
serijski u kolo
serijski u kolo uzimajući u obzir smjer struje
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