What does a transistor do? a. allow a current in one direction only b. amplify an electronic signal c. convert an analog signal into a digital signal d. combine thousands of diodes and resistors
A transistor is a semiconductor device used to amplify or switch electronic signals and electrical power. It is an electronic component that can be used as an amplifier, or as a switch.
It is made of a semiconductor material. Transistors are found in most electronic devices. Transistors are made of semiconductor material with three or more terminals used to connect to an external circuit.
