The input impedance of a transistor with an emitter resistor in an emi – McqOptions

MCQOPTIONS

1.	The input impedance of a transistor with an emitter resistor in an emitter-bias configuration is given by:
A.	Zin = βre + (β + 1)RB
B.	Zin = βre + (β+1)RE/RB
C.	Zin = βre + (β+1)RE
D.	Zin = (β +1)re + 2βRE
Answer» D. Zin = (β +1)re + 2βRE

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