Electric Circuit and Electrical Power System Overview

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What is the main focus of electrical engineering?

Studying and applying electricity, electronics, and electromagnetism (correct)

Developing new materials for construction

Exploring marine biology

Designing computer software

Which subdivision of electrical engineering deals with energy production and distribution?

Optoelectronics

Power (correct)

Telecommunications

Digital electronics

What does the field of Control Systems in electrical engineering primarily deal with?

Building bridges and infrastructure

Generating solar energy

Developing computer algorithms

Using electrical energy to control physical processes (correct)

Which area of electrical engineering focuses on the study and application of devices amplifying electrical signals?

Optoelectronics Signup and view all the answers

What is the main focus of telecommunications in electrical engineering?

Transporting information in electrical form Signup and view all the answers

Which subdivision of electrical engineering is concerned with information-bearing electrical signals?

Signal processing Signup and view all the answers

What is the purpose of a transmission system in an electrical power system?

To transport electricity from the power plant to various destinations Signup and view all the answers

Which of the following is NOT mentioned as a component of an electrical power system?

Bulb Signup and view all the answers

What is the main function of a circuit breaker in an electrical power system?

To interrupt the flow of electricity in case of a fault Signup and view all the answers

Which type of electricity refers to the built-up electric charge on the surface of objects?

Static electricity Signup and view all the answers

How does electricity travel from a power plant to different destinations?

Through thick and insulated transmission lines Signup and view all the answers

In an electrical power system, what role do transformers play?

Changing the voltage of electricity Signup and view all the answers

What are examples of non-conductors or electrical insulators?

Plastic, rubber, glass Signup and view all the answers

How do semiconductor materials differ from conductors and insulators?

They have intermediate electrical conductivity Signup and view all the answers

What is the main purpose of non-conductors or electrical insulators?

To prevent the movement of electrons within the material Signup and view all the answers

Which of the following is a source of energy that works by splitting uranium atoms?

Nuclear power plants Signup and view all the answers

Why are gases not good conductors of electricity?

Due to the distances between atoms Signup and view all the answers

How do coal, gas, and uranium contribute to electricity generation?

By creating steam to drive turbine generators Signup and view all the answers

What is the source of power for hydro-powered plants?

Water Signup and view all the answers

How do wind turbines generate electricity?

By utilizing the kinetic energy of the wind Signup and view all the answers

Where does geothermal power come from?

Heat energy buried beneath the earth's surface Signup and view all the answers

What is the main principle behind solar power generation?

Utilizing the energy from sunlight Signup and view all the answers

How does a hydro-powered plant reuse water after it hits the turbine?

It sends the water back to the river for re-use Signup and view all the answers

Which method uses magma to generate power?

Geothermal power plants Signup and view all the answers

Who is regarded as one of the main discoverers of electromagnetism?

Alexander Graham Bell Signup and view all the answers

Which inventor is known for inventing the telephone?

Alexander Graham Bell Signup and view all the answers

Who shared a Nobel Prize with Guglielmo Marconi for contributions to the development of radiotelegraphy?

Ferdinand Braum Signup and view all the answers

Which scientist's work was replicated several decades later by Ohm?

Henry Cavendish Signup and view all the answers

Who devised a way to make the first hard-drawn copper wire strong enough for use by the telegraph industry?

Thomas Doolittle Signup and view all the answers

Which inventor is known for inventing the electric light bulb?

Thomas A. Edison Signup and view all the answers