Electronic Principles
If a load resistance is 1 kW, a stiff voltage source has a resistance of

Less than 100 k Ohm
More than 100 k Ohm
At least 10 Ohm
less than 10 Ohm
None of these

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Electronic Principles
Which one of the following statements is true for resistance in a parallel circuit?

The total resistance of a parallel circuit is equal to the total voltage
The total resistance of a parallel circuit is always less than the value of the smallest resistance
The total resistance is equal to the sum of the individual resistances in a parallel circuit.
None of these
The total resistance in a parallel circuit is equal to the average value of the individual resistances

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Electronic Principles
Which one of the following statements is true for the voltage in a parallel RL circuit?

The total voltage lags the total current by less than 90
The voltage always has the same amplitude and phase for every part of the circuit
None of these
The total voltage is equal to the sum of the voltages across the resistance and inductance
The total voltages is less than the sum of the voltages across the resistance and inductance

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