For the given circuit, input resistance RI = 20Ω, hfe = 50. Output re – McqOptions

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1.	For the given circuit, input resistance RI = 20Ω, hfe = 50. Output resistance = ∞. Find the new values of input and output resistance, if a base resistance of 2kΩ is added to the circuit.
A.	ri = 20Ω, ro = ∞
B.	ri = 20Ω, ro = 2kΩ
C.	ri = 59Ω, ro = ∞
D.	ri = 59Ω, ro = 2kΩ
Answer» D. ri = 59Ω, ro = 2kΩ

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