because the crest and the troughs interfere with each other and
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A: Current flow only if there is a return path to the source it
does not matter what it is connected to. What leaves at one end of
the source will be identical to the return in current
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No they are not identical
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Two vectors are identical when all their components are
identical.
An alternative definition, for vectors used in physics, is that
they are identical when both the magnitude and the direction are
identical.
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Identical means the same so an antonym for identical is
different.