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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.
2144I WANT TO INSTALL LIGHTING ARRESTOR ABOVE 20 FEET HEIGHT INDUSTRIAL BUILDING. NOW IT WAS 15 FEET HEIGHT HOW MUCH DISTANCE IT WILL COVER & HOW TO CALCULAT THE DISTANCE COVER BY THE ARRESTOR
1917We know flow of electron is current . But why electron flow from negative to positive and current from positive to negative?
4 7470why sometime we get electrical shock while touching the ballon of dish tv connection ? which we should not get.
1956I did oil BDV test of 1600 KVA trafo 20KV/400V as per IEC 156. Result is 1) 58 KV 2) 58 KV 3)40 KV 4) 50 KV 5) 58 KV 6) 18 KV. Avr is 47 KV. Can we say oil is still ok even in the 6th test BDV is 18 KV ?
1 5263Post New Electrical Engineering Questions
i have applied for junior engineer 2 c&w for Guwahati RRB please send me last five year question paper
What is the difference between rulling span and wind span of of an Over Head Transmission Line?
What are the types of control system?
why use phase displacement in transformer.and effect of phase displacement on transformer
in a silicon diode we can measure .7v in a voltmeter.but why we can't use this voltage for using?
How to design harmonic filter at the project stage without nowing the harmonics levels
Define thermal resistance in the context of power amplifier.
how does it help for selection of a transformer.
What are the factors which influence the choice of specific magnetic and electric loadings of a synchronous machine?
in what type of applications v can use q meter?
What is difference between Sample test and Routine test in safety standard?
The electrical energy required to raise the tempreture of a given amount water is 200 kwh. If the heat losses are 20%, the energy required is?
is that any software calculator to calculate the size of cable
What Is Sampling?
What is frantic effect?
