Question

P 4.2-3 The encircled numbers in the circuit shown in Figure P 4.2-3 are node numbers. Determine the values of the corresponding node voltages $v_1$ and $v_2$. Figure P 4.2-3 30 mA 20 $Omega$ 30 $Omega$ 45 $Omega$

          P 4.2-3 The encircled numbers in the circuit shown in Figure
P 4.2-3 are node numbers. Determine the values of the corresponding node voltages $v_1$ and $v_2$.
Figure P 4.2-3
30 mA
20 $Omega$
30 $Omega$
45 $Omega$

Added by Russell B.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Aman Kumar

Step 1

Apply Kirchhoff's Current Law (KCL) at node 1: - The current flowing into node 1 is 30mA (given). - The current flowing out of node 1 is (v1 - v2)/20 + v1/30. - Therefore, 30mA = (v1 - v2)/20 + v1/30. Show more…

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P 4.2-3: The encircled numbers in the circuit shown in Figure P 4.2-3 are node numbers. Determine the values of the corresponding node voltages v1 and v2.