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Electronic Principles

Electronic Principles
What kind of device is a diode?

Bilateral
Unipolar
Linear
Nonlinear
None of these

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

None of these
electric device
thermocouple
chemical cell
solar cell

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Electronic Principles
The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor?

350 µA
0.25 µA
250 µA
None of these
300 µA

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Electronic Principles
Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value?

38.74 V
30.4 V
37.4 V
None of these
35.4 V

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Electronic Principles
Silicon atoms combine into an orderly pattern called a

Semiconductor
Crystal
Covalent bond
None of these
Valence orbit

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Electronic Principles
The rotating coil of wire in an electric motor is called the:

armature
commutator
brush
loop
None of these

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