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

None of these
that would be attracted to the earth's south magnetic pole
that would be attracted to the earths north magnetic pole
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
What is the primary difference between primary and secondary cell batteries?

None of these
Primary-cell batteries can be recharged and used many times, whereas secondary-cell batteries cannot be properly recharged
Primary-cell batteries must be recharged at a much slower rate that secondary-cell batteries
Secondary-cell batteries can be recharged and used many times, whereas primary-cell batteries cannot be properly recharged
Primary-cell batteries use chemical cells, whereas secondary-cell batteries use an alternative energy source, such as thermal or magnetic energy, to supplement their outputs

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Which one of the following statements is true for the currents in a series RC circuit?

The current always has the same amplitude and phase for every part of the circuit
The total current is equal to the sum of the currents for the resistance and capacitance
None of these
The total current is greater than the sum of the currents for the resistance and capacitance
The total current is less than the sum of the currents for the resistance and capacitance

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Which one of the following phrases best describes residual magnetism?

The circular magnetic field that surrounds a conductor carrying a current
Magnetism that remains in the core of an electromagnet after the current through the coil is turned off
The amount of magnetic flux that is not confined to the core material of an electromagnet
None of these
The force of attraction between the poles of a permanent and temporary magnetic field

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Electronic Principles