Semiconductors ...

When a P- N junction is reversed biased, the flow of current across the junction is mainly due to

The main difference between conductors, semiconductors and insulators is because of

The number of valence electrons in a good conductor is generally

In the middle of the depletion layer of a reverse biased p-n-junction, the

The output from a full wave rectifier is

Motion of hole is a convenient way of describing

When the conductivity of a semiconductor is only due to breaking of the covalent bonds, the semiconductor is called

Electrons are forbidden in a band (in a crystal) called the

The difference in variation of resistance with temperature in a metal and semiconductor is due to

A piece of copper and another of germanium are cooled from room temperature to 80 K. The resistance of