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