How many electrons flow when a current of 5 amperes is passed through a conductor for 200 seconds?

6.25 \times 10^{21}

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6.025 \times 10^{21}

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6.25 \times 10^{22}

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6.025 \times 10^{22}

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Solution

The correct option is A $6.25 \times 10^{21}$
$Q = i . t = (5 \times 200) c o u l o m b$
$= 1000 c o u l o m b$
$S i n c e 1 e^{-} = 1.6 \times 10^{- 19} c o u l o m b$
$s o 1000 c o u l o m b$ $= (\frac{1000}{1.6 \times 10^{- 19}})$ $e l e c t r o n = 6.25 \times 10^{21}$

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Similar questions

1.6 \times 10^{- 19} C

How many electrons are flowing per second through a section of a conductor corresponding to current of 1A?

1021^{1022}

1023.

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