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مسائل تدريسية 11. ارسم رسا تخطيطا لدائرة توال تحتوي على بطارية فرق الجهد بين طرفيها 60 . 0v، وأميتر، ومقاومة مقدارها 12 . 50

T 1 مسائل تدريسية 11. أرسم رسا تخطيطا لدائرة توال تحتوي على بطارية فرق الجهد بين طفا 60 . 0V، و أميتر، ومقاومة مقدارها 12 . 5

Alamp with 75 W has 125 volt calculate 1.current intenisty(I)
2.Also calculate electric power(P)

If aresistance added to decrease the current intenisty to one_half calculate
1.New potential difference
2.Resistance added
3.electric power that lamp is consuming now

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Answer #1

Pocoere of lamp (P) = 75W Potential (ale 1250 1 Current entenity (I) is calculated as follows pe VI I e le 75 = 2/2 = 0.6A PE

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