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Electronic Principles

Electronic Principles
The equivalent of 1 kV is:

1000 mV
1.00 V
None of these
1000 V
100 mV

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Electronic Principles
If a load resistance is 1 kW, a stiff voltage source has a resistance of

None of these
Less than 100 k Ohm
less than 10 Ohm
At least 10 Ohm
More than 100 k Ohm

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Electronic Principles
At room temperature an intrinsic silicon crystal acts approximately like

a battery
a conductor
None of these
a piece of copper wire
an insulator

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Electronic Principles
Household light bulbs have a given power rating, and they operate at 120 V. Which one of the following equations most directly provides the current rating of these light bulbs?

None of these
P = E2/R
P = IE
P = I2R
I = P/E

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

None of these
doubles the amount of capacitive reactance
cuts the capacitive reactance in half
has no effect on the capacitive reactance
multiplies the capacitive reactance by 7

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Electronic Principles
What kind of device is a diode?

Bilateral
Linear
Unipolar
None of these
Nonlinear

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