Chapter 1

Q. 1.P.23

Find the current through 100 Ω resistance in the circuit given below.

(a) 9.8 A (b) 10.5 A (c) 10 A (d) 5 A

1.23

Step-by-Step

Verified Solution

Applying nodal analysis KCL at node 1, we get

\begin{gathered} \frac{50}{4}-\frac{10}{4}+\frac{V}{100}=0 \\ \frac{40}{4}+\frac{V}{100}=0 \end{gathered}

\begin{gathered} 10+\frac{V}{100}=0 \Rightarrow V=1000 \\ I=\frac{V}{100}=\frac{1000}{100}=10  A \end{gathered}