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1. |
If V1 is the fundamental voltage, V3 and V5 are the amplitudes of the 3rd and 5th harmonic and \(\frac{{{V_3}}}{{{V_1}}} = x\% ,\;\frac{{{V_5}}}{{{V_1}}} = y\% \) then the total harmonic distortion of the system will be |
A. | \(\sqrt {{x^2} + {y^2}} \) |
B. | \(\frac{y}{x}\) |
C. | x + y |
D. | \(\frac{1}{{\sqrt {{x^2} + {y^2}} }}\) |
Answer» B. \(\frac{y}{x}\) | |