(a) In Figure 2.1, determine the current Is, (1) (ii) the voltage V3, (iii) the power dissipated in the resistor R₁. (b) In Figure 2.2, determine (1) (ii) the currents 11, 12 and 13, the voltage Vab.

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need help on question A1 and B1

(a)
I
In Figure 2.1, determine
(0)
the current Is,
(ii)
the voltage V3,
(iii)
the power dissipated in the resistor R₁.
DI
V₂
R₁
5 ΚΩ
R₂
2 ΚΩ
Figure 2.1
Is = 60 mA
50 V
(b) In Figure 2.2, determine
the currents I1, 12 and 13,
the voltage Vab.
(1)
(ii)
40 V
V₂
"F"
2002
V₂
ww
30 92
120 22
Figure 2.2
1₂
1₂
602
10 V
Transcribed Image Text:(a) I In Figure 2.1, determine (0) the current Is, (ii) the voltage V3, (iii) the power dissipated in the resistor R₁. DI V₂ R₁ 5 ΚΩ R₂ 2 ΚΩ Figure 2.1 Is = 60 mA 50 V (b) In Figure 2.2, determine the currents I1, 12 and 13, the voltage Vab. (1) (ii) 40 V V₂ "F" 2002 V₂ ww 30 92 120 22 Figure 2.2 1₂ 1₂ 602 10 V
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