5 Questions
In what year was the first working device, a point-contact transistor, invented?
1947
Who proposed the concept of a field-effect transistor (FET) in 1926?
Julius Edgar Lilienfeld
What is the most widely used type of transistor?
Field-effect transistor (FET)
How many terminals does a transistor usually have for connection to an electronic circuit?
At least three terminals
What does a voltage or current applied to one pair of the transistor's terminals control?
The current through another pair of terminals
Study Notes
Transistor History and Basics
- The first working device, a point-contact transistor, was invented in 1947.
- Julius Edgar Lilienfeld proposed the concept of a field-effect transistor (FET) in 1926.
- The most widely used type of transistor is the bipolar junction transistor (BJT).
- A transistor typically has three terminals for connection to an electronic circuit.
- A voltage or current applied to one pair of the transistor's terminals controls the flow of current between the other two terminals.
Test your knowledge of transistor fundamentals with this quiz. Learn about the semiconductor device's functions, composition, and applications in modern electronics.
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