If 6×1017 electrons cross through an area per minute the electric current is

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If $6 \times 10^{17}$ electrons cross through an area per minute the electric current is

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1.6A

1 .6 \times 10^{2} A

1 .6 \times 10^{3} A

1.6mA

answer is A.

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Detailed Solution

Given that number of electrons

= 6 \times 10^{17}

$e = 1.6 \times 10^{- 19} C$

$i = \frac{ne}{t} = \frac{6 \times 10^{17} \times 1.6 \times 10^{- 19}}{60} = 1.6 mA$

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