The overall gain of a multistage amplifier is 140. When negative feedback is applied, the gain is reduced to 17.5. The fraction of the output that is feedback to the input will be _____.

Which configuration of a transistor is preferred as an amplifier?

The most commonly used semiconductor in solid state devices is _____.

Tuned amplifiers are generally operated as

Which one of the following is a non-feedback type oscillator?

The output characteristics of an FET closely resemble the plate characteristics of a________ valve.

What does BJT stand for?

When infusing impurities into silicon to make a semiconductor, what is this process called?

The process of deliberately adding impurities to affect conductivity is called:

What are the components of a MOSFET?

Why are semiconductors important?