[" The contribution in the total current...

[" The contribution in the total current flowing through a semiconductor due to electrons and holes are "(3)/(4)" and "(1)/(4)],[" respectively.If the drift velocity of electrons is "(5)/(2)" times that of holes at this temperature,then the ratio of "],[" concentration of electrons and holes is "]

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[" The contribution in the total current flowing through a semiconductor due to electrons and holes are "(3)/(4)" and "(1)/(4)],[" respectively.If the drift velocity of electrons is "(5)/(2)" times that of holes at this temperature,then the ratio of "],[" concentration of electrons and holes is "]

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