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Electronic Principles

Electronic Principles
If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage?

36 V
60 V
0 V
40 V
None of these

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

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

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Electronic Principles
A zener diode has a voltage of 10 V and a current of 20 mA. What is the power dissipation?

300 mW
None of these
10 mW
20 mW
200 mW

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Electronic Principles
The equivalent of 1 micro A is:

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

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Electronic Principles
The emitter diode is usually

Nonconducting
Forward-biased
None of these
Operating in the breakdwon region
Reverse-biased

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Electronic Principles
The net charge of a neutral copper atom is

1
4
None of these
-1

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