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Electronic Principles

Electronic Principles
The equivalent of 1 micro A is:

None of these
one million amperes
1000 A
10000A
one-millionth of an ampere

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Electronic Principles
When operating below its resonant frequency, a parallel RLC circuit has the characteristics of a:

None of these
parallel RLC circuit operated above its resonant frequency
purely resistive circuit
parallel RL circuit
parallel RC circuit

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Electronic Principles
What is one important thing transistors do?

Rectify line voltage
None of these
Amplify weak signals
Regulate voltage
Emit light

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Electronic Principles
The component that forms the electrical connection between the rotating coil of wire in a motor and the external source of electrical energy is called the:

None of these
rotor
armature
battery
commutator

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Electronic Principles
Which is the most widely used semiconductor?

Germanium
Silicon
Copper
None of these
All of these

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Electronic Principles
The graph of current gain versus collector current indicates that the current gain

is contant
None of these
varies slightly
varies enormously
equals the collector current divided by the base current

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