Question

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用節點怎麼算

CHAPTER 4 BASIC NODAL AND MESH AU
sepa
92
W
our structure answer. Each component of the structure is accessed
rately by name as shown.
and at node 2
PRACTICE
4.2 For the circuit of Fig. 4.5, compute the voltage across each current
source.
212
Unfortunately, we ha
is a direct result of the
it is not controlled by a
equation that relates i
In this case, we find
12
w
432
w
3 A
352
52.
TA
which
upon substituti
Reference node
FIGURE 4.5
and Eq. [10] simplifi
Ans: V3A = 5.235 V; v7A = 11.47 V.
Solving, we findt
The previous examples have demonstrated the basic approach to nodal
analysis, but it is worth considering what
Thus, the power sup
(-60)(-75) = 4.5k