Question

Q1
In the circuit given below, R = 52. Find Vy and in 0.8i. 208 v 5 A 102 0.25v, 3A The value of vy in the circuit is V. The value of i, in the circuit is

Q2

please i want the right answer for them

Answer 1

- R=52, Vx = ? lo=? + 203 vx + SA {lor vi 0. v 50g - 1 022 Os T . Th T 3+0.250x = - ve - 3 = -O-SV1-0.25V1 - 3 -0.75VX ve = -3 & V2 = -4 Volt An 075 Now, KCl at node A lo - vx +0.810 = - 1.810 - - = Š 11.810 +2 = ² I Now, KCL at node By 5-7 = io. 50-V = 1010 5 50-(1-810+2)5 = 1010 50 - 910-10 = 1010 + 40 = 1910 = lo = 90 to = 2.105 Amp I P T

4K M Mlo 2K b12 A 468 A 1000 I vo slok Vs I=4500 (Given) Vo = -I (DK) = - 4510xlok IVO = - 4Go X103 100 Iz= 10 . mesh analysis in loop 1. VS - 2 Ik_ 4 (I – Iz to =) VS - 61*+ISKO = [us = 6x10²I , ~ 4X15 I 2 1 2 mesh analysis in loop-2 - 4K Iz to - 4K (Iz - I,) = 0 =) -8K12+4 k1, + WO = 0 = I1 = 852 - Tak 3) I 212- Vook By eqn 0 -) 11 = 212+ 450 XIÓ Iz 4000 x103 - 11 - 212 + 0-112S 12 Il = 2.1125 Iz 1000 4K T TT

By equation & - Vs = 6x103 (2.1125 Iz) - 4x103 I 2 = 12.675 X103 I₂ - 4 x 10 Iz us = 8.675 x 10²127 D By equation ♡ & Vo = - 450x103 Iz - vo = -180x188 (US 15x108) - 45o 7 us 3.675 -51-873 Am
in this we used basic kvl kcl to find voltage, current and Voltage gain.