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T1.4. The circuit shown in Figure T1.4 has Vs = 12 V, v 2 =4 V, and R 1 =42 Figure T1.4 a. Find the values of a. v1; b. i c.

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T1.4) Vs = 12V V₂ = 45 R = 45 By loop Kvzó Vs = Vi + Vz . Vp = Vs - Vy = 12-4 -8 V Now v = ir en VEZA i=24] ₂ = 1 R2 R2- 4:20Because of short caruit, node voltage at A is zero.. VA -0. s vs - VA - 15+0 =105 A . VaiR.- 15 x 10 = 15 V. → 0:3 x 15 = 4.5

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