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in the exciter the power is feeded from battry or control or whatever.and we need it in the generators for the stating . do we need it in the shutdown also?i mean the exciter>
2 4392why the earth pin is thicker than other pins in a plug? If it is for reducing resistance, then why the copper earth wire is not so thick as earth pin of socket?
Omax,
5 8740if there is nutral in phase why we use earthing wire and grounding? even at fault condition the fault current flows to neutral (it is a lower path)
1 3693Require Generator Capcity ( KVA ) for 3 Phase Motor having 4.7Kw with starting current of 16amps?
1 4146why we dont prefer ac voltage controller instead dimmerstat [if both have same rating] for conducting experiments in laboratories?
2112Post New Electrical Engineering Questions
what is a bus post insulator? explain its application in a substation.
sometime battery charged and then automatically charged when rectifier ON conition, is there any chances please clarify the same.
What is the formula for calculating the Instantaneous Short Circuit & overcurrent for any breaker
Why synchorised generators are used for the production of electricity?
what is meaning of 230volts ac 50hzs ac supply is it rms or maximum to getting ac 230v what amount of max voltage they will send
defination of transistor controlled series capacitor
How to arrange a hous hold earthing system to keep minimum earth resistance( below 7ohms).
what is calculation mathod/formaulla for deciding Size of busbar (Copper/ aluminum)for L.T. panel on Various Fault level like 50kA,25kA,10kA
What is the suitable transmission voltage?
what is the advantages of having in-built acvvvf (without seperate inverter in the control panel)in the drive system of elevators?
How is efficiency of DG set calculated? At many places I found the efficiency to be mentioned in percentage. But at some other places I found kWH/ litres. I want to know how dimensionless percentage value is arrived at?
i am studying in final year can i allowed for 23rd UES of Indian army
What are the types of instrument transformer?
how can we calculate the ampacity of the electrical wire/cable. and what are the factors must be considered. pls. elaborate.
How do i right a ladder diagram that has 1 actuator that performs a full stroke followed by a half stroke
