Given k = 0.5 mA/V2, VGS(Th) = VTh = 2V and r = o, determine:- (i) VGsQ and IDQ by graphical method. (ii) Draw a mid-band AC equivalent circuit. (iii) Impedances, Z, and Zo. (iv) Mid-band voltage gain, Av = vo/v; in dB. +18V V C SF R 4.7 R 2.2 RD . 2.2 Rs 50002 C 10F Vo SF M RL 1kQ2