The cascode amplifier is a multistage configuration of

Given
$${r_d} = 20K\Omega ,\,\,{I_{DSS}}\, = \,10mA,\,\,{V_P} = - 8V$$

I_D and V_DS under DC conditions are respectively

In an ideal differential amplifier shown in the figure, a large value of (R_E).

Given the ideal operational amplifier circuit shown in figure, indicate the correct transfer characteristics assuming ideal diodes with zero cut-in voltage.