Electrical Engineering Basics

What’s inside

• Which relationship is expressed by Ohm's law for a resistive circuit?
• What is the primary function of a transformer in an AC power system?
• In a parallel circuit, which quantity is the same across every ideal branch?
• Which device is specifically designed to protect a circuit by opening it when current becomes excessive?
• Match each electrical quantity with its SI unit.
• Match each component with its basic electrical function.
• Match each circuit law or rule with its defining statement.
• Match each measurement instrument with the quantity it normally measures.