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Electronic Principles

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

0.955 A
0.41666666666667
0.02 A
2.02 A
None of these

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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
2.02 A
0.151 mA

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Electronic Principles
A transistor has how many doped regions?

3
None of these
1
2
4

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Electronic Principles
Positive ions are atoms that have

Gained a proton
Lost a proton
None of these
Gained an electron
Lost an electron

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

base current
emitter current
collector current
supply current
None of these

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Electronic Principles
Suppose a voltage source has an ideal voltage of 15V and a source resistance of 0.2W. For what values of load resistance will the voltage source appear stiff?

20 Ohm
10 Ohm
30 Ohm
None of these
100 Ohm

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