Video Solutions for GATE 2010 EC : Analog Circuits - Two Mark Questions

1. The transfer characteristics for the precision rectifier circuit shown below is (assume ideal op-amp and practical diodes).

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Common Data Questions :   2  and  3

Consider the common emitter amplifier shown below with the following circuit parameters:

β=100, g_m=0.3861 A/V, r₀ = ∞, r_e= 259 Ω, R_S=1KΩ, R_B=93KΩ,R_C=250 Ω, R_L=1KΩ, C₁=∞ and C₂=4.7 mF.

2. The resistance seen by the source V_s is

 

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3. The lower cut-off frequency to C₂ is

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