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The ratio of electron and hole currents ...

The ratio of electron and hole currents in a semiconductor is 7/4 and the ratio of drift velocities of electrons and holes is 5/4, then the ratio of concentrations of electrons and holes will be

A

`25/49`

B

`49/25`

C

`7/5`

D

`5/7`

Text Solution

Verified by Experts

The correct Answer is:
D
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