Electrical engineering covers the generation, transmission, and use of electrical power and systems.
1.
Leyden Jar (1745 CE)- Purpose: Early form of a capacitor used to store static electricity.
- Category: Electricity storage.
2.
Voltaic Pile (1800 CE)- Inventor: Alessandro Volta.
- Purpose: The first chemical battery capable of producing a steady electrical current.
- Category: Power generation.
3.
Faraday’s Electromagnetic Induction (1831 CE)- Inventor: Michael Faraday.
- Purpose: Discovered the principle of electromagnetic induction, leading to the development of electrical generators and transformers.
- Category: Power generation.
4.
Electric Motor (1834 CE)- Inventor: Thomas Davenport.
- Purpose: Converts electrical energy into mechanical energy.
- Category: Electrical machines.
5.
Dynamo (1866 CE)- Inventor: Werner von Siemens.
- Purpose: The first electrical generator capable of delivering power for industrial use.
- Category: Power generation.
6.
Light Bulb (1879 CE)- Inventor: Thomas Edison.
- Purpose: Practical electric light, revolutionizing residential and commercial lighting.
- Category: Electrical devices.
7.
AC Transformer (1886 CE)- Inventor: William Stanley.
- Purpose: Enabled the widespread use of alternating current (AC) for power distribution.
- Category: Power distribution.
8.
Transistor (1947 CE)- Inventor: John Bardeen, Walter Brattain, and William Shockley.
- Purpose: Semiconductor device used to amplify and switch electronic signals.
- Category: Electronics.
9.
Integrated Circuit (1958 CE)- Inventor: Jack Kilby and Robert Noyce.
- Purpose: Miniaturized electronic circuits on a single chip, revolutionizing electronics.
- Category: Electronics.
10.
Microprocessor (1971 CE)- Inventor: Intel.
- Purpose: The first commercial CPU, the Intel 4004, launched the era of modern computing.
- Category: Electronics and computing.
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