If a billion electrons enter a point in 1 s then number of electrons leaving that point in 1 s are

If a billion electrons enter a point in 1 s then number of electrons l

1.	If a billion electrons enter a point in 1 s then number of electrons leaving that point in 1 s are
A.	3 billion
B.	2 billion
C.	10 billion
D.	1 billion
Answer» E.

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If a billion electrons enter a point in 1 s then number of electrons leaving that point in 1 s are

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