Electrical Engineering Concepts and History

What field focuses on the application of electricity and electromagnetism in everyday life?

• Mechanical Engineering

• Civil Engineering

• Electrical Engineering

• Chemical Engineering

Who was the first to describe the phenomena associated with electrical attraction and magnetic poles, leading many to consider him the father of electrical studies?

• Stephen Gray

• William Gilbert

• Samuel Morse

• Alessandro Volta

What phenomenon, involving the movement of electrically charged particles through a transmission medium, was discovered by Stephen Gray around 1729?

• Electromagnetism

• Electrical conduction

• Magnetic attraction

• Static electricity

Who patented the first electric telegraph in 1837?

• Samuel Morse and Alexander Graham Bell

• Sir William Fothergill Cooke and Charles Wheatstone

• William Gilbert and Stephen Gray

• Alessandro Volta and Michael Faraday

Are you enjoying the video lesson?

• Yes

• No

Who discovered electromagnetic waves, paving the way for wireless communication?

• Guglielmo Marconi

• Alexander Graham Bell

• Heinrich Hertz

• Thomas Edison

What invention did Thomas Edison develop because arc lighting was too bright for home use?

• Fluorescent lamp

• LED light

• Incandescent lamp

• Neon light

The "War of Currents" involved a debate between which two types of electrical current?

• Alternating Current (AC) and Direct Current (DC)

• High Voltage and Low Voltage

• Positive Current and Negative Current

• Static Current and Dynamic Current

What semiconductor device, developed in 1947, replaced bulky vacuum tubes in computers?

• Microprocessor

• Transistor

• Capacitor

• Resistor