7. Determine Vo1 and Vo2 for the networks given below. +12 Vo Si Si +10 V 8. Determine I and V, for the networks given below. 1k2 4.7 k Ge Ge Si 9. Determine Vo1, Vo2, and I. +16 V Si 4,7 k 12 V Si Si -10V K 1kQ 20 V +10 Vo Ge 0.47 k Si Si GaAs Ge 1.2 k 2 2 k2 3.3 K oV 2kQ2