The length of a phasor usually represents the __________ of an a.c. voltage or current
A) amplitude
B) average value
C) root-mean-square value
Correct Answer:
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Q10: The value of voltage or current, at
Q11: A current, having a root-mean-square of 13
Q12: A nominal supply voltage of 230 V
Q13: A sinusoidal voltage, having a root-mean-square value
Q14: A sinusoidal voltage, having a root-mean-square value
Q15: The instantaneous current, at a displacement angle
Q16: Ammeters and voltmeters are calibrated to measure
A)
Q17: A right-angled triangle has a hypotenuse of
Q18: What is the angle between the adjacent
Q20: The angle of a phasor, measured counterclockwise
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