
6-Isroflar va FIK. Kuchlanishni rostlash

Quiz
•
Other
•
University
•
Hard
Джуматов Максуд
Used 1+ times
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9 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Transformatorlardagi isroflarning qanday turlari mavjud?
Salt ishlash va qisqa tutashuv isroflari.
Salt ishlash va po‘lat o‘zakdagi isroflar.
Mis chulg‘amlardagi elektr isroflari va salt ishlash isroflari.
Salt ishlash va magnit isroflari.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Elektromagnit quvvat nima?
Foydali ish bajaradigan quvvat.
Isroflarga sarflanuvchi quvvat.
Birlamchi chulg‘amdan ikkilamchi chulg‘amga elektromagnit aloqa orqali uzatiladigan quvvat.
Tarmoqdan qabul qilingan quvvat.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Salt ishlash rejimidagi isroflar nimaga teng?
Elektrik isroflar, gisterezis hodisasi va uyurmaviy toklar ta’sirida yuzaga kelgan isroflar.
Magnit isroflari, gisterezis hodisasi va uyurmaviy toklar ta’sirida yuzaga kelgan isroflar.
Gisterezis hodisasi va uyurmaviy toklar ta’sirida yuzaga kelgan isroflar.
Magnit isroflari va uyurmaviy toklar ta’sirida yuzaga kelgan isroflar.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Yuklama koeffitsiyenti (β ) qanday aniqlanadi?
β = I1 / I1.nom
β = I2 / I2.nom
β = S1 / S1.nom
β = S2 / S2.nom
Barcha javoblar to‘g‘ri.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Transformatorning foydali ish koeffitsiyenti qanday aniqlanadi?
η = S1 / S1.nom
η = S2 / S1
η= P1 / P1.nom
η = P2 / P1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Transformatorlarda kuchlanishni rostlovchi qurilma asosan qaysi chulg‘amda o‘rnatiladi?
Past kuchlanish chulg‘amida.
Yuqori kuchlanish chulg‘amida.
Uch chulg‘amli transformatorlarda o‘rta kuchlanish chulg‘amida, boshqa transformatorlarda past kuchlanish chulg‘amida.
Yuqori kuchlanish chulg‘amida “ПБВ”, past kuchlanish chulg‘amida esa “РПН” o‘rnatiladi.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
“ПБВ” qurilmasi qaysi davrda kuchlanishni rostlash uchun mo‘ljallangan?
Yillik rostlash uchun.
Mavsumiy rostlash uchun.
Har oyda bir marta rostlash uchun.
Kunlik rostlash uchun.
8.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
“ПБВ” qurilmasidan qanday foydalaniladi?
Yuklama ajratilgan holatda kuchlanish rostlanadi.
Yuklama ostida kuchlanish rostlanadi.
Salt ishlash rejimida kuchlanish rostlanadi.
Transformator ta’mirlashga chiqarilganda.
9.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Volt qo‘shuvchi transformatorlarning asosiy quvvat transformatoriga qanday ulanadi?
Ikkilamchi chulg‘ami asosiy quvvat transformatorining ikkilamchi chulg‘amiga ketma-ket ulanadi.
Birlamchi chulg‘ami asosiy quvvat transformatorining ikkilamchi chulg‘amiga ketma-ket ulanadi.
Ikkilamchi chulg‘ami asosiy quvvat transformatorining ikkilamchi chulg‘amiga parallel ulanadi.
Birlamchi chulg‘ami asosiy quvvat transformatorining ikkilamchi chulg‘amiga parallel ulanadi.
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