Electronic Principles
Current is

None of these
The number of free electrons in an atom
The force that causes electrons to flow
The flow of charged particles through a material
An imbalance of electrical charges

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

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
What is a negative ion?

An atom that contains more protons than neutrons
None of these
An atom that contains more protons than electrons
An atom that contains more electrons than neutrons
An atom that contains more electrons than protons

ANSWER DOWNLOAD EXAMIANS APP