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

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

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Electronic Principles
The total capacitance of a series capacitor circuit is:

equal to the sum of the individual capacitance values
None of these
equal to the source voltage divided by total current
less than the value of the smallest capacitor
equal to the sun of the individual capacitive-reactance values

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