Electrical Concepts

 

Engineering Studies – P2 Product Engineering – Electricity

This topic investigates the basics of electricity and concepts of electrical circuits. Defining and calculating circuit current, voltage and resistances are key concepts.

Key Concepts

  • Static and dynamic electricity
  • Electric charge
  • Potential difference
  • Electric current
  • Electric circuit

Discussion Questions

  1. Define an electric charge.
  2. Explain the difference between static and dynamic electricity.
  3. Define the concept of electric current and an electric circuit.
  4. Define potential difference.
  5. Define electrical resistance.
  6. Define alternating and direct current (AC~DC)

Videos

Electricity
AC
ANU resource
An excellent short video on this topic.
Ohm's law explained
Electrical current explained.
1 - Circuits - Australian National University - MeriSTEM
2 - Circuit Diagrams - Australian National University - MeriSTEM
3 - Charge Carriers - Australian National University - MeriSTEM
4 - Conventual Electrical Flow - Australian National University - MeriSTEM
5 - Coulombs - Australian National University - MeriSTEM
6 - Energy in a Circuit - Australian National University - MeriSTEM
7 - Voltage and Current - Australian National University - MeriSTEM
8 - Current definitions and Units - Australian National University - MeriSTEM
9 - Voltage Definition and Units - Australian National University - MeriSTEM