Example 1: Find the total equivalent resistance in the following circuit
Example 2: For the following circuit:
Example 3: For the following circuit:
Solution

Example 4: For the following circuit:
In the following circuit, the current through all the resistor in series is To find the voltage drop v_{i} across the resistor R_{i}, we use current and resistor value The right side of the equation gives us Voltage division equation. 
Example 5: For the following circuit
 Find the total resister value R_{T}
 Find the current i
 Find the voltage over resistors
 Verify Kirchhoff’s voltage law
Example 6: Find the current for the following circuit
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Problem 1: Find for the following circuit.
Problem 2: Calculate the voltages for the following circuit.
Problem 3: Find the applied voltage to the following circuit using the information provided
Problem 4: Find the resistor R value using the information provided
Problem 5: Find V_{x}