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Electronic Principles

Electronic Principles
Who invented the first junction transistor?

Fisher
Gomes
Shockley
Smith
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?

20 W
100 W
200 W
None of these
1000 W

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

ampere
volt
watt
ohm
None of these

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Electronic Principles
The total impedance of a series RLC circuit:

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

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Electronic Principles
The equivalent of 1 micro A is:

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

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Electronic Principles
The current gain of a transistor is defined as the ratio of the collector current to the

None of these
supply current
base current
collector current
emitter current

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