Ac Fundamentals Circuits And Circuit Theory

Question
A phasor is
Options:
A.  A line which represents the magnitude and phase of an alternating quantity
B.  A line representing the magnitude and direction of an alternating quantity
C.  A colored tag or band for distinction between different phases of a 3-phase supply
D.  An instrument used for measuring phases of an unbalanced 3-phase load

 Next Question
Answer: Option A

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