ONE AMPERE OF CURRENT CARRIES ONE COULOMB OF CHARGE EVERY SECOND.
VOLT IS A MEASURE OF ENERGY PER
CHARGE.
TWO POINTS HAVE A VOLTAGE
DIFFERENCE OF ONE VOLT IF ONE COULOMB OF CHARGE
GAINS ONE JOULE OF CHARGE
WHEN IT IS MOVED FROM ONE POINT TO THE
OTHER.
OHM IS A MEASURE OF THE
RESISTANCE TO THE FLOW OF CHARGE.
THERE IS ONE OHM OF
RESISTENCE IF IT IS REQUIRED ONE VOLT OF ELECTROMOTIVE FORCE
TO DRIVE THROUGH ONE AMPERE
OF CURRENT
IT IS REQUIRED ONE WATT OF POWER TO DRIVE ONE
AMPER OF CURRENT AGAINST AN
ELECTROMOTIVE DIFFERENCE OF
ONE VOLTS