Questions
If the ratio of concentration of electron to that of holes in a semiconductor 9/11 and ratio of current 9/5 then what is the ratio of their drift velocities?
detailed solution
Correct option is A
Drift velocity Vd=InAe⇒Vd∝In⇒VdeVdh=IeIh×nhne=95×119=115Talk to our academic expert!
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