Canadian Basic pool, section 4-03

Basic

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Subelement 4

Circuit Components

Section 4-03

bipolar transistor fundamentals

4-03-01

Which component can amplify a small signal using low voltages?

A.
A variable resistor
Correct Answer
B.
An electrolytic capacitor
C.
A multiple-cell battery
D.
A PNP transistor

4-03-01

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4-03-02

The basic semi-conductor amplifying device is the:

A.
tube
B.
P-N junction
Correct Answer
C.
transistor
D.
diode

4-03-02

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4-03-03

The three leads from a PNP transistor are named:

A.
drain, base and source
Correct Answer
B.
collector, emitter and base
C.
collector, source and drain
D.
gate, source and drain

4-03-03

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4-03-04

If a low level signal is placed at the input to a transistor, a higher level of signal is produced at the output lead. This effect is know as:

A.
detection
B.
modulation
C.
rectification
Correct Answer
D.
amplification

4-03-04

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4-03-05

Bipolar transistors usually have:

A.
2 leads
Correct Answer
B.
3 leads
C.
1 lead
D.
4 leads

4-03-05

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4-03-06

A semi-conductor is described as a "general purpose audio NPN device". This would be:

Correct Answer
A.
a bipolar transistor
B.
a silicon diode
C.
a triode
D.
an audio detector

4-03-06

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4-03-07

The two basic types of bipolar transistors are:

A.
diode and triode types
Correct Answer
B.
NPN and PNP types
C.
varicap and zener types
D.
P and N channel types

4-03-07

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4-03-08

A transistor can be destroyed in a circuit by:

Correct Answer
A.
excessive heat
B.
excessive light
C.
saturation
D.
cut-off

4-03-08

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4-03-09

In a bipolar transistor, the _______ compares closest to the control grid of a triode vacuum tube.

A.
emitter
Correct Answer
B.
base
C.
source
D.
collector

4-03-09

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4-03-10

In a bipolar transistor, the _______ compares closest to the plate of a triode vacuum tube.

A.
gate
B.
emitter
Correct Answer
C.
collector
D.
base

4-03-10

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4-03-11

In a bipolar transistor, the _______ compares closest to the cathode of a triode vacuum tube.

A.
collector
B.
base
C.
drain
Correct Answer
D.
emitter

4-03-11

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