Determining power of independent voltage and current sources. Passive sign and active sign conventions are used to find out which source is supplyingpower and which one is absorbing.

# Author Archives: Yaz

## Problem 1-14: Current of A Voltage Source

Two simple circuits are used to demonstrate the characteristic of voltage and current sources. In both cases, the voltage sources are in series with current sources.

## Problem 1-13: Voltage of A Current Source

Five circuits are considered to explain the characteristics of voltage and current sources. It is shown how voltage sources enforce their voltages on parallel elements.

## Problem 1-12: Using Voltage Sources to Determine Node Voltages

A three-node circuit is solved by using the voltage of voltage sources. The nodal analysis is not used since there are enough voltage sources to determine all node voltages.

## Problem 1-11: Solving a Circuit with Three Nodes by the Nodal Analysis

The circuit is solved using the Nodal Analysis. It has three nodes, two sources (one voltage, one current, both independent) and four resistors.

## Problem 1-10: Solving by Nodal Analysis – Circuit with Four Nodes

A circuit with four nodes solved using the Nodal Analysis. Step-by-step solution is provided. The circuit has three current sources and three resistors.

## Problem 1-9: Power of a Current Source

A simple DC resistive circuit is solved by circuit reduction (for series and parallel resistors) and the power a current source calculated.

## Problem 1-8: Nodal Analysis – Power of Current Source

A simple DC resistive circuit with three resistors and two current sources are solved by the Nodal Analysis and power of one current source is determined.

## Problem 1-7: Circuit Reduction – Current Divider

Solving a circuit by using circuit reduction and current divider methods

## Problem 1-6: Single Node-Pair Analysis

Solving a circuit with single node-pair analysis without reducing it.