EC > GATE 2015 SET-2 > Electronic Devices
In a MOS capacitor with an oxide layer thickness of 10 nm, the maximum depletion layer thickness is 100 nm. The permittivities of the semiconductor and the oxide layer are εs and εox respectively. Assuming εs / εox = 3, the ratio of the maximum capacitance to the minimum capacitance of this MOS capacitor is __________.
Correct : 4.33
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