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Electronic Principles

Electronic Principles
The basic unit of measurement for current is the:

None of these
watt
volt
ohm
ampere

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Electronic Principles
The total impedance of a series RLC circuit:

always increases as the applied frequency increases
is maximum at the resonant frequency
None of these
is minimum at the resonant frequency
always decreases as the applied frequency increases

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Electronic Principles
A device that converts chemical energy to electrical energy is called a:

solar cell
electric device
chemical cell
None of these
thermocouple

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Electronic Principles
Holes are the minority carriers in which type of semiconductor?

p-type
Extrinsic
Intrinsic
None of these
n-type

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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:

battery
commutator
rotor
armature
None of these

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

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

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