#774425
Which group of electrical safety must have a allow to work in electrical installations?
Варианты ответа:
  • In electrical installations up to 1000 V — the third, and in electrical installations above 1000 V fourth
  • In electrical installations up to 1000 V — the fourth, and in electrical installations above 1000 V — fifth
  • all electrical installations in third
  • all electrical installations fourth
  • In all electrical installations, fourth or fifth
Тематика: Основы безопасности жизнедеятельности Основы безопасности жизнедеятельности (ОБЖ) Основы электробезопасности
Курсы в категории: Безопасность и правопорядок
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