why 400Hz is used for aircraft systems ?
Answer Posted / 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 |
Post New Answer View All Answers
WHY CBCT USE ONLY IN Y PHASE NOT OTHER PHASES
Battery is a voltage source? give one example of current source and why?
what is the significance of tan&delta and how it performed in power transformer
I want single line diagram for AMF & DG syncronizing panel
what is the difference between vector scale and vector diagram?
what is size of 3phase 4wire cable to be used for 11 ton ductable A.C and how to calculate cable size for different load
What is the power factor of a transformer at no load?
CPC cable .PVC \1C....I want to get sure that type is flexible indoor or to be install on trench. please advice .thanx :)
diff. between tension mode & speed mode
explain types of electric welding and its applications
How To Convert Apparent Into Real Power Without Knowing Reactive Power?
What is the tipical Online UPS input voltage for 20 KVA load ( 3 Phase or 1 Phase )? Why ? Explain it...?
What is the physical significant of power factor?
how to compare with Relay settings for HT< panels, RMU panel, and PSS CSS transformer?? 1) Load amps, 2)Tripping time, 3) CT ratio, 4)Cable size 5) Transformer KVA rating 6) transformer full load amps
For a 6.6kV Motor it is recommended to do megger test with 500 V d.c and not more than 5kV d.c but the Hi voltage withstand test should be performed by 12kV AC. Why the dc voltage test should be limited but AC voltage withstand test could be with such a high voltage?