17-amaliy mashg'ulot test (Transportda mehnat muhofazasi)
Quiz
•
Specialty
•
University
•
Easy
Shakhriddin Musaev
Used 2+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Ombordagi zaxiraga olib qo‘yilgan rezinadan tayyorlangan himoya vositalarining harorati nechi bo‘lgan quruq xonalarda saqlanishi kerak.
0 — 25° S
5-15° S
20-25° S
8-15° S
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Izolatsiyalovchi vositalar namiqqan bo‘lsa, qanaqa yoʻl tutiladi?
ularni quritadi va navbatdan tashqari elektr sinovidan o‘tkaziladi
ishlashda davom etadi, chunki buning zarari yoʻq
ishni toʻxtatiladi
ularni quruq mato bilan artib ishlashda davom etiladi
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
1000 V kuchlanishgacha bo‘lgan elektr uskunalarida qo‘llaniladigan asosiy elektr himoya vositalari qaysilar?
izolatsiyalovchi dastakli chilangarlik-yig‘uv asboblari, kuchlanish ko‘rsatgichlari, izolatsiyalovchi va elektr o‘lchovchi qisqichlar
dielektrik kalishlar, dielektrik gilamchalar, dielektrik qo‘lqoplar
to‘siq qurilmalari, xavfsizlik plakatlari va belgilari, ko‘chma yerga ulagichlar
izolatsiyalovchi tagliklar va qoplamalar, ko‘chma yerga ulagichlar
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
1000 V kuchlanishgacha bo‘lgan elektr uskunalari uchun qo‘shimcha elektr himoya vositalariga qaysilar kiradi?
dielektrik kalishlar; dielektrik gilamchalar; to‘siq qurilmalari
izolatsiyalovchi dastakli chilangarlik-yig‘uv asboblari
izolatsiyalovchi dastakli chilangarlik-yig‘uv asboblari
dielektrik qo‘lqoplar
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Asosiy himoya vositalarining izolatsiyalovchi qismi qanaqa materiallardantayyorlanishi zarur?
taxta, shisha, qog‘ozbakellet
yogʻoch, taxta, chinni
rezina, taxta, shisha epoksid
chinni, qog‘ozbakellet, shisha epoksid
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
1000 V kuchlanishdan yuqori elektr uskunalarida ish bajarish mobaynida ishlatiladigan asosiy himoya vositalariga qaysilar kiradi?
shaxsiy ekranlovchi komplektlar, dielektrik gilamchalar
dielektrik etiklar, izolatsiyalovchi shtangalar
izolatsiyalovchi shtangalar, kuchlanish ko‘rsatgichlari
xavfsizlik plakatlari va belgilari, kuchlanish ko‘rsatgichlari
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Dielektrik galosh toʻgʻri berilgan javobni belgilang
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