a current of 3.6ma is flowing through the element of a vaccum tube. how many electrons are flowing per sec through the element.
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Answer:
Current, I = q/t
q =ne
Where n is the number of electrons and e is the charge of electron which is 1.6×10^-19C.
q is the charge, t is the time.
Given---> I=3.6mA, t=1s
So, 3.6×10^-3 = ne
n = 3.6×10^-3 ÷ 1.6×10^-19
n = 2.25×10^16 electrons.
Hope the answer is clear for you.
[THANK YOU]
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