ARRL Technician Practice Exam

What does the abbreviation FET stand for?

1. Field Effect Transistor

2. Ferro Electric Transistor

3. Frequency Emission Transistor

4. Fast Electronic Transistor

The correct answer is: Field Effect Transistor

The abbreviation FET stands for Field Effect Transistor. This type of transistor operates by using an electric field to control the flow of current. Field Effect Transistors are commonly used in various electronic circuits due to their high input impedance and low output noise. They play a crucial role in amplification and switching applications. The other options represent terms that do not accurately describe FETs. Ferro Electric Transistor, Frequency Emission Transistor, and Fast Electronic Transistor are either incorrect terms or do not exist in standard electronic nomenclature. Understanding FETs is important for anyone studying electronics, as they are fundamental components in modern devices.