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Electronic Principles

Electronic Principles
How many types of flow are there in a semiconductor?

2
1
None of these
3

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

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

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Electronic Principles
A diode is in series with 220W. If the voltage across the resister is 4V, what is the current through the diode?

16.3 mA
55.86 A
55 A
None of these
18.2 mA

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Electronic Principles
Two diodes are in series. The first diode has a voltage of 0.75 V and the second has a voltage of 0.8 V. If the current through the first diode is 500 mA, what is the current through the second diode

11 mA
None of these
10 mA
12 mA
14 mA

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Electronic Principles
When the collector current increases, what does the current gain do?

any of the above
increases
decreases
stays the same
None of these

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Electronic Principles
Assuming 100% efficiency, what is the power being applied to the primary winding of the transformer described in the above question?

None of these
100 W
200 W
20 W
1000 W

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