11.1 Electric Current and Circuit
11.2 Electric Potential and Potential Difference
11.3 Circuit Diagrams and Their Symbols
11.5 Factors on Which the Resistance of a Conductor Depends
Resistivity, and Why Different Materials Carry Current Differently
11.6.1 Resistors in Series
Working Out the Equivalent Resistance of a Series Circuit
11.6.2 Resistors in Parallel
11.7 Heating Effect of Electric Current, and Joule's Law
Why Some Wires Get Hot and Others Do Not
11.7.1 Practical Applications of the Heating Effect
12.1 Magnetic Field and Field Lines
12.2 Magnetic Field Due to a Current-Carrying Conductor
12.2.1 and 12.2.2 A Straight Conductor, and the Right-Hand Thumb Rule
12.2.3 Magnetic Field Due to a Current Through a Circular Loop
12.2.4 Magnetic Field Due to a Current in a Solenoid
12.3 Force on a Current-Carrying Conductor in a Magnetic Field
12.4 Domestic Electric Circuits, Earthing and Short Circuits
Experiment 48: Verification of Ohm's Law and Determination of Resistance of a Resistor
Experiment 49: Factors Affecting the Resistance of a Resistor
Experiment 50: Two Resistors Connected in Series Combination
Experiment 51: Two Resistors Connected in Parallel Combination
Experiment 52: Magnetic Field Lines of a Bar Magnet
Experiment 53: Magnetic Field of a Current-Carrying Straight Wire
Experiment 54: Magnetic Field of an Electromagnet
Experiment 55: Verifying Fleming's Left-Hand Rule
Experiment 56: Electromagnetic Induction
Be a Scientist: Oersted, 1820, and Where the Magnetic Effect Is Used
What the Compass Needle Does, and What a Magnetic Field Is (Fig. 4.1b)
EMF, Terminal Voltage and Internal Resistance of a Cell
Electrical Power, Energy and the Kilowatt-hour
Fuses and Circuit Breakers: Choosing the Right Rating
Electromagnetic Induction: Faraday's and Lenz's Laws
The Transformer: Step-Up and Step-Down Action
The A.C. Generator and the Principle of the D.C. Motor