تم الإجابة عليه: كيف يمكنك استعمال الزئبق لعمل مفتاح كهربائي يعمل على اضائة الصندوق الخلفي للسيارة عند فتحه

ج. وذلك بتثبيت اسطوانة مملوءة جزئيا بالزئبق في غطاء الصندوق الخلفي للسيارة وعند رفع الغطاء يتحرك الزئبق إلى أسفل الاسطوانة ويغلق الدائرة الكهربائية فيسري التيار الكهربي.

أخر المواضيع من قسم : اسألني

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تم الإجابة عليه: كيف يمكنك استعمال الزئبق لعمل مفتاح كهربائي يعمل على اضائة الصندوق الخلفي للسيارة عند فتحه

أخر المواضيع من قسم : اسألني