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Electronic Principles

Electronic Principles
When the collector current increases, what does the current gain do?

decreases
increases
None of these
stays the same
any of the above

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Electronic Principles
Inductive reactance is measured in units of:

volts per second
Ohm
None of these
henrys
amperes per second

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

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

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Electronic Principles
A flashlight battery has internal resistance of 1W. For what values of load resistance does the flashlight battery appear stiff?

100 Ohm or more
None of these
60 Ohm
10 Ohm
50 Ohm

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Electronic Principles
What form of energy is used for creating static electricity?

Chemical energy
Solar energy
Light energy
None of these
Mechanical energy

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Electronic Principles
The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be:

No more than 10% less than the primary current
None of these
Same as the primary current
One-half the primary current
Twice the primary current

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