Electricity and Magnetism
Electricity and Magnetism
Introduction to Electricity
- The path that is made of a conducting wire that carries current from negative terminal of a...}
Electricity and Magnetism
Types of Current and Domestic Electrification
- There are two types of current. They are AC current and DC current.
- In DC current...}
Electricity and Magnetism
Combination of Cells
- To increase the amount of current or potential difference required in a circuit we can add...}
Electricity and Magnetism
Electric Load
- There are two connection of loads in a circuit. They are parallel connection and series con...}
Electricity and Magnetism
Electric Power Consumption
- Power Consumption = Power consumed by appliance x number of appliance x time operating ...}
Electricity and Magnetism
Heating and Lighting Effect of Current Electricity
- Uses of electricity in our daily life: light our homes, heat our rooms, to electroplate met...}
Electricity and Magnetism
Chemical Effect of Current
- When current is passed through a liquid, it undergoes some chemical changes. This effect is...}
Electricity and Magnetism
Electromagnetic Induction
- Whenever the magnetic flux linked with a closed circuit changes, an emf is induced in the c...}
Electricity and Magnetism
Electric Motor and Bicycle Dynamo
- A bicycle dynamo consists of a permanent magnet and a coil of insulated copper wire wound o...}
Electricity and Magnetism
Transformer
- A transformer is a device used to convert low a.c. voltage into high a.c. voltage and vice...}
Electricity and Magnetism
Electromagnet
- A solenoid behaves like a magnet during the flow of electric current through it. This is kn...}
Electricity and Magnetism
Magnetic Effect of Current
- When an electric current is passed through a conductor, it behaves like a magnet. This is c...}