why 400Hz is used for aircraft systems ?

Question Posted / rvg

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Cabin Crew, Jet Airways, I also Faced
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why 400Hz is used for aircraft systems ?..

Answer / kashkxh

because when 400hz is in the freqency the the speed increses
the light speed so lowers the size reduction

Is This Answer Correct ?

9 Yes

20 No

why 400Hz is used for aircraft systems ?..

Answer / yuvaraj

required high speed.high frequency used getting high speed

Is This Answer Correct ?

12 Yes

41 No

why 400Hz is used for aircraft systems ?..

Answer / sorav

because large value of frequency means,lower value of time,
so,signals are transferred with more accuracy.

Is This Answer Correct ?

24 Yes

56 No

why 400Hz is used for aircraft systems ?..

Answer / joan serra

400Hz are used to avoid pilot and/or co-pilot epilepsy

Is This Answer Correct ?

9 Yes

51 No

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