Chapter 13: Current Electricity

13.1: Electric Current

1. Electric Current
2. Problem-Electric Current
3. Current Through a Metallic Conductor
4. Problem-Current Through a Metallic Conductor

13.2: Source of Current

1. Source of Current

13.3: Effects of Current

1. Effects of Current
2. More on Effects of Current

13.4: Ohm' law

1. Ohm's law
2. More on Ohm's law
3. Problem-Ohm's Law
4. Applications of Ohm's Law in Circuit Analysis
5. Review of Series and Parallel Combination of Resistors
6. More on Review of Series and Parallel Combination of Resistors
7. Problem1-Review of Series and Parallel Combination of Resistors
8. Problem2-Review of Series and Parallel Combination of Resistors

13.5: Resistivity

1. Resistivity and Conductivity
2. Problem-Resistivity and Coductivity

13.6: Resistivity and its Dependence Upon Temperature

1. Resistivity and its Dependence Upon Temperature
2. More on Resistivity and its Dependence Upon Temperature
3. Problem-Resistivity and its Dependence Upon Temperature

13.7: Colour Code for Carbon Resistances

1. Colour Code for Carbon Resistances
2. Problem1-Color Code for Carbon Resistances
3. Problem2-Color Code for Carbon Resistances
4. Rheostat
5. More on Rheostat
6. Thermistors

13.8: Electrical Power and Power Dissipation in Resistors

1. Electrical Power and Power Dissipation in Resistors
2. Problem-Electrical Power and Power Dissipation in Resistors

13.9: Electromotive Force (EMF) and Potential Difference

1. Electromotive Force (EMF) and Potential Difference
2. More on Electromotive Force (EMF) and Potential Difference
3. Problem-Electromotive Force (EMF) and Potential Difference

13.10: Kirchhoff's Rules

1. Relation Between Electromotive Force and Potential Difference and Int
2. More on Relation Between Electromotive Force and Potential Difference
3. Problem-Relation Between Electromotive Force and Potential Difference
4. Maximum Power Output
5. Problem-Maximum Power Output
6. Kirchhoff's First Rules
7. Kirchhoff's Second Rule
8. Problem-Kirchhoff's Second Rule
9. More on Problem-Kirchhoff's Second Rule
10. Node Analysis
11. Problem-Node Analysis
12. Loop Analysis
13. More on Problem-Loop Analysis
14. Problem-Loop Analysis

13.11: Wheatstone Bridge

1. Wheatstone Bridge
2. Problem-Wheatstone Bridge
3. More on Problem-Wheatstone Bridge

13.12: Meter Bridge

1. Meter Bridge
2. More on Meter Bridge

13.13: Post Office Box ( P.O. Box )

1. Post Office Box ( P.O. Box )
2. More on Post Office Box ( P.O. Box )

13.14: Potentiometer

1. Potentiometer
2. More on Potentiometer
3. Problem-Potentiometer