[الطيور الجنة]

السلام عليكم
ارجو المساعدةفى حل هذة المسائل:
1-t= 2 hours, 5 coulombs of charge flows in the circuit. Calculate the following
I, the current through the circuit. (a
n, the number of electrons (b
wher the formela is
I=Q/T
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Q2
There are 3 cells connected in series. When the current is 7 A, the external resistance is 10Ω and when

the current is 4.5 A, the external resistance is 16Ω. Find the EMF and internal resistance of each cel