why any centrifugal blower draw more current in starting.
consider id fan and fd fan?
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are you hear the meaning of burden , excat meaning of burden in only one word
why to use 50hz only in tansmisson and as well as in distribution why not60hz?
which are the criterias needed to select the kind of neutral earthing(solid earthing,resistance earthing,etc.) at various voltage levels in electrical distribution?
Is VVVFD reduced the starting current of an induction motor?
when the Transmission and Distribution network where is the "feeder" lines are located? and why should be used in T&D network.....
what is the difference between between open delta and broken delta?
What is the ratio of Booster transformer?
How to determine the Power factor is Leading,Lagging & Unity ?.I don'thave any Meters.
what is mean by harmonics?Type of harmonics?
what type of motor are there in megger how they work.
If we have to feed a housing complex having load 8MVA, than what would be the better option, either we first step down 33kv supply into 11kv & than 430v or we proposed no of 33/.44 kv transformer, also which option is economical?
show the physical connection and phasor diagrams of 1: DZO 2: Yd1 3: DZ6 4: Yd11 5: YZ11