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Electronic Principles

Electronic Principles
A transistor has how many doped regions?

4
3
1
2
None of these

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

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

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Electronic Principles
A resistor has a rated value of 100 ohm and a tolerance of 10%. What is its minimum and maximum allowable resistance value?

90 Ohm - 101 ohm
90 Ohm - 110 ohm
99 Ohm - 102 ohm
None of these
98 Ohm - 100.1 ohm

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Electronic Principles
The rise time of a pulse waveform is the time required for the voltage to rise:

None of these
from zero to its rms value
from 10% of the peak value to 70.7% of the peak value
from zero to its peak value
from 10% of the peak value to 90% of the peak value

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Electronic Principles
In an intrinsic semiconductor, the number of free electrons

None of these
Impossible to say
Is greater than the number of holes
Is less than the number of holes
Equals the number of holes

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Electronic Principles
Doubling the operating frequency of a capacitive circuit:

doubles the amount of a capacitive reactance
None of these
cuts the capacitive reactance in half
multiplies the capacitive reactance by 6.28
has no effect on the capacitive reactance

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