Electronic Principles
In a pure inductor:

ac current lags the voltage by 90 degree
None of these
ac current leads the voltage by 90 degree
ac current is converted to dc voltage
ac current and voltage are exactly in phase

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Electronic Principles
Which one of the following phrases most accurately describes a purely capacitive circuit?

None of these
Combinations of resistance and capacitive reactance provide any opposition to current flow
The ac voltage leads the current by 90 degree
Capacitive reactance provides the only opposition to current flow
Resistances provide the only opposition to current flow

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Electronic Principles
Which one of the following statements applies to common, non-rechargeable flashlight batteries?

Common flashlight batteries are primary wet-cell batteries
Common flashlight batteries are primary dry-cell batteries
Common flashlight batteries are secondary wet-cell batteries
Common flashlight batteries are secondary dry-cell batteries
None of these

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