Recent questions tagged harmonic

1 answer 34 views

The second harmonic distortion is defined as the A) Ratio of amplitude of second harmonic component in the output to that of the fundamental frequency B) Harmonic distortion due to only second harmonic component C) Sum of distortion of first and second harmonic components in the output 

asked Jun 18, 2018 in Electronics Engineering by Shimroz123
1 answer 24 views

To get minimum harmonic distortion in the output, a 3-Ф to 3-Ф cyclo-converter requires :  (A) 12 SCRs (B) 18 SCRs (C) 36 SCRs (D) 72 SCRs

asked Apr 30, 2018 in Power Electronics by Shimroz123
1 answer 236 views

The time period of third harmonic of power supply frequency, in milliseconds, is (A) 20 (B) 3.33 (C) 6.66 (D) 60

asked Apr 28, 2018 in Network Analysis by Shimroz123
1 answer 17 views

The fractional-pitch used for eliminating 7th harmonic from the emf wave of an alternator is (A) 2/3 (B) 5/6 (C) 7/8 (D) 6/7

asked Apr 28, 2018 in Electrical Machine by Shimroz123
0 answers 13 views

Explain the sinusoidal harmonic reduction techniques for cylcoconverters.

asked Mar 11, 2018 in Power Electronics by Quiz
1 answer 21 views

What is the harmonic filter?

asked Mar 10, 2018 in Electronics Engineering by Quiz
0 answers 17 views

What is harmonic in power quality?

asked Mar 10, 2018 in Power quality by Quiz
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