n-p-n transistors prefered over p-n-p

1.	n-p-n transistors prefered over p-n-p
A.	npn transistor is smaller in area
B.	Mobility of electron is higher than the hole
C.	Mobility of hole electron is higher than the hole electron
D.	None of the above
Answer» C. Mobility of hole electron is higher than the hole electron

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n-p-n transistors prefered over p-n-p

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