INTRO TO TRANSISTORS (quiz)

A reverse biased PN junction has

high resistance

What type of current carriers are in P-type material?

holes

.A transistor transfers its internal resistance from a _______ in the emitter-base circuit to a much _______ in the collector-base circuit.

low resistance, higher resistance

In a PNP transistor, the base DC bias voltage must be

negative compared to the emitter

In an NPN transistor, the base DC bias voltage must be _

positive compared to the emitter

The heavily doped element used to produce a large number of current carriers is the

emitter

Most of the current carriers in a correctly biased transistor flow from the _______.

emitter to the collector

The forward biased PN junction in a correctly operating transistor is the

emitter/base

The thin and lightly doped element allowing most current carriers to pass on is the

base

.Emitter current is equal to the

base current plus the collector current

The reverse biased PN junction in a correctly operating transistor is the

base/collector

The moderately doped element receiving most current carriers is the

collector

The purpose of a transistor is to

control signals

What type of current carriers are in N-type material?

electrons