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Electronic Principles

Electronic Principles
How much current flows through a 0.02 micro F capacitor that is operating from a 12-V ac, 100-Hz source?

157 raA
0.995 mA
None of these
0.151 mA
2.02 A

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

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

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

ampere
ohm
watt
volt
None of these

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Electronic Principles
A device that converts chemical energy to electrical energy is called a:

None of these
solar cell
electric device
thermocouple
chemical cell

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Electronic Principles
Reducing the amount of current through an inductor:

multiplies the value of inductance by four
multiplies the value of inductance by two
has no effect on the inductance
None of these
reduces the value of inductance by one-half

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Electronic Principles
The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio?

0.5
4
0.25
180
None of these

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