تم الإجابة عليه: وضح سبب تغليف الاسلاك النحاسية المستخدمة في التمديدات بمادة البلاستيك او المطاط

لأن البلاستيك أو المطاط من المواد العازلة بينما الأسلاك النحاسية تمر فيها الالكترونات بسهولة فتوصل التيار الكهربي فتحمي مادة البلاستيك أو المطاط الشخص الذي يلمس تلك الأسلاك في الصدمة الكهربية.

أخر المواضيع من قسم : اسألني

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تم الإجابة عليه: وضح سبب تغليف الاسلاك النحاسية المستخدمة في التمديدات بمادة البلاستيك او المطاط

أخر المواضيع من قسم : اسألني