The Circuit Shown Below, (A) Write a Node Equation at Node

question 19

Essay

the circuit shown below, (a) Write a node equation at node 1 by summing the currents leaving node 1 .
(b) Write a node equation at node 2 by summing the currents leaving node $2 .$
(c) Find $V _ { 1 }$ and $V _ { 2 }$ by solving the two node equations.
(d) Find the currents $\mathrm { I } _ { \mathrm { R } 1 } , \mathrm { I } _ { \mathrm { R } 2 } , \mathrm { I } _ { \mathrm { R } 3 } , \mathrm { I } _ { \mathrm { R } 4 } , \mathrm { I } _ { 5 }$ .
(e) Find the power absorbed by $\mathrm { R } _ { 1 } , \mathrm { R } _ { 2 } , \mathrm { R } _ { 3 } , \mathrm { R } _ { 4 }$ , and power released by $\mathrm { V } _ { \mathrm { s } }$ and $\mathrm { I } _ { \mathrm { s } }$ .

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