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1. |
In an ac circuit the fundamental component of current wave lags the corresponding voltage wave by 20 . The third harmonic component of current wave lags the corresponding voltage by an angle. |
A. | less than 20 |
B. | more than 20 |
C. | equal to 20 |
D. | equal to or more than 20 |
Answer» C. equal to 20 | |