Electronic Principles
The direction of conventional current flow is:

from left to right
from neutral to positive
from positive to negative
from negative to positive
None of these

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

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Electronic Principles
What is the difference between the kinds of charges for an electron and a proton?

None of these
An electron has a negative charge and a proton has no charge
An electron has a positive charge and a proton has a negative charge
An electron has a positive charge and a proton has no charge
An electron has a negative charge and a proton has a positive charge

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

None of these
Resistances provide the only opposition to current flow
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

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