Question

1. Find V, 10 ΚΩ 50 ΚΩ 2VW- 20 ΚΩ 3 VΛΛΑ- + 50 ΚΩ -1V. 2. Find V. 10 Ω 5Ω + 1V + 12Ω V 3 Ω 3. Find V. 8 ΚΩ ΚΩ 4 ΚΩ 4 ΚΩ + + 9 V 2V O

Answer 1

sok lok 2 w 2015 3 vo vt M sok from circuit et FOV Apply virtual Ground concept rtav cov Apply nodal analysis at node va V-2 + V-3 V-EU) v-vo lok t 206 -0 50k 5ok rolo-2) +5(0-3) + 2(0+1) + 2(0-10) 1ook -20-15+2 -2V0 = 0 2V0 = 33 Vo = 16.5 V

lo m in Vo No iv 12 from cirkuit rtain Apply virtual Ground Concept rtar rar Apply nodal analysis at node v w)<, va - Voi 50 12 artra voi 12 Vo=sr Vo =s

from circuit vita vi FOV Apply virtual Ground Concept ut = 0, zou Apply nodal analysis at node vi uf-vol + V-U. 5 lo 210- Vol) + O-VO lo Ug =-2001 V = -2(5) Vor-10v 8K M 2k Ua 4K av 4K rt av from circuit ut. 27 Apply virtual Ground Concept veut = 20

Apply nachl analysis at node Va Va-9 + Va -2 + Varvo 4k 4K 8k el Va-9) + 2[Va-2) + Va - Vo -0 8k Sva-18-4 - Vo = 0 Sva - Vo = 2270 Apply nodal analysis at nade va Vo-2 of vo-va FO 26 ok 4(No-2) + Vorva 8k Svo-va=8 2 solving or Of oq 2 Vas 4.916 v → Vo = 2.583 V