FIGURE 7 2 In a pure
resistor, the voltage and
current are in phase The
minima, zero and maxima
occur at the same
respective times Rationalised 2023-24
179
Alternating Current
GEORGE WESTINGHOUSE (1846 – 1914)
George 
Westinghouse
(1846 – 1914) A leading
proponent of the use of
alternating current over
direct 
current