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

Resistances provide the only opposition to current flow
The ac voltage lags the current by 90 degree
None of these
Combinations of resistance and inductive reactance provide any opposition to current flow
Inductive reactance provides the only opposition to current flow

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
The south pole of a magnet is the one:

that would be attracted to the earth's south magnetic pole
that would be attracted to the earths north magnetic pole
None of these
that would be repelled by the north pole of another magnet
that has its molecules arranged in a random pattern

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
A farad is defined as the amount of capacitance necessary for:

causing an ac phase shift greater than 90 degree
dissipating 1 W of power
None of these
storing 1 V for 1 second
changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing

ANSWER DOWNLOAD EXAMIANS APP