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In a 11000/440 V transformer, when any one phase of 11 KV supply fails (ie., single phasing), what happens to the secondary voltage and why?
3 20789Why HT motor of 3.3 kw or 6.6 KV, one side foundation ( mostly non drive end ) keep insulated from ground ?
2 48011KVA transformer of different frequencies of 50hz,100hz,500hz&1000hz. which one of these transformer has big size? Give reason
16 38993what is the difference in inductance and resistance.both oppose the flow of current but how.resistance having + ve power in both cycle while inductance having both power.
5 18389From, which load current range ( upper - lower limit current)can Air circuit breaker used for in electrical circuit.
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4 7971Post New Electrical Engineering Questions
What is the method to solve circuit using source transformation?
what is stper motor
Name the test signals used in control system
what work will do diffrential realay DG set
relation between power station capacity and voltage level?
can we use NPT glands in LT panel
what are the maximum available current, voltage ratings and switching speeds of the power electronic devices thyristor, power mosfet, igbt, and mct?
What will happen to the protection and metering, if the polarity of a single or two PT/PTs in three phase system is reversed? Please provide reference if any.
what is mean by transition resistance of transformer?
How I can Compare 120v/60Hz versus 220v/50Hz ? Please tell me both advantage and disadvantage ......
how to produsing geretor power
we have a 2.5hp Starite electric motor water pump,the elec motor burned out,we need to replace starting capacitor(old capacitor specs erased),what microfarad rating capacitor do we need? 110-125V
can anybody sent me power grid questions. what subject should i prefer for preparation?
How relay coordination has to be done? what are the inputs are required for this? Please explain this with calculation method?
how to generator maintenance (A Check, B check,Etc)
