
Трансформаторлар туралы тест
Authored by Windrunner Walk
Physics
10th Grade
Used 2+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Трансформатор - бұл не істейді?
Электр энергиясының кернеуін түрлендіреді
Механикалық жұмыс істейді
Электр энергиясын беру
Электр энергиясын тарату
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Трансформаторлар қай жұмыстарда қолданылады?
Автоматика құрылғыларында
Электр қабылдағыштар қасында
Механикалық жұмыс істеген кездегі процестерге ұқсас
Барлық жауаптар дұрыс
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Трансформатордың номиналды параметрлерін анықтаңыз.
Sном, S1ном, S2ном, cosφ2ном
U1ном, U2ном, Sном, k
U1ном, U2ном, I1ном, I2ном
Sном, U1ном, U2ном, I1ном
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Трансформатордың номиналдық режиміне сәйкесті формула қандай?
S1 = S2 = U1· I1
I2 = S2/U2
S2 = U2·I2
S2/Sном=kнг
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Трансформатордың трансформация коэффициентін токтар қатынасы арқылы анықтаңыз.
k= U1x / U2x
k= U1 / U2
Барлық жауаптар дұрыс
k= U1ном / U2ном
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