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Electronic Principles

Electronic Principles
Who invented the first junction transistor?

Smith
Fisher
None of these
Gomes
Shockley

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Electronic Principles
The direction of conventional current flow is:

None of these
from positive to negative
from left to right
from neutral to positive
from negative to positive

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Electronic Principles
At room temperature an intrinsic semiconductor has

a few free electrons and holes
many holes
many free electrons
None of these
No holes

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Electronic Principles
Most AC power is obtained from:

generators
batteries
None of these
oscillators
lightning

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Electronic Principles
What is the algebraic sum of this series of values:+2, -3, -6,+4?

2
None of these
-3
-6

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Electronic Principles
Doubling the operating frequency of a purely capacitive circuit:

None of these
thrice the amount of total current
cuts the total current by one-half
has no effect on the total circuit current
doubles the amount of total current

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