
OHS - 4.4. ELEKTRIČNI TOK

Quiz
•
Other
•
1st Grade
•
Hard
Gregor Gojkošek
Used 2+ times
FREE Resource
16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kaj je električni tok?
Tok elektronov v izolatorju, meri se v watthour (Wh).
Tok elektronov v vodniku, meri se v amperih (A).
Tok v izmeničnem polju, meri se v ohmih (Ω).
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Katera enota meri jakost električnega toka?
Volt (V)
Ampere (A)
Ohm (Ω)
Joule (J)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kaj pomeni izraz "izmenična napetost"?
Napetost, ki se ne spreminja s časom.
Napetost, ki se spreminja s časom.
Stalna napetost.
Napetost, merjena v ohmih.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kako se meri delo električne energije in katera enota se uporablja?
Meri se v voltih (V), enota je kilowatt-hour (kWh).
Meri se v amperih (A), enota je watt (W).
Meri se v joulih (J), enota je kilowatt-hour (kWh).
Meri se v ohmih (Ω), enota je joule (J).
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kaj je električni upor?
Odpornost vodnika, izračuna se kot razmerje napetosti in toka.
Omejitev toka, izračuna se kot produkt napetosti, toka in časa.
Moč električnega toka, izračuna se kot razmerje dela in časa.
Temperaturna razlika v električnem polju.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kaj označujejo IP oznake v elektrotehniki?
Indeks porabe.
Inšpekcijski pregled.
Stopnjo zaščite pred vdorom vode in dotikom pod napetostjo.
Inštalacijski potencial.
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Električna napetost se meri v ________ (V).
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