what is the use of the puls transformer in UPS & how it
works???????????
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in a silicon diode we can measure .7v in a voltmeter.but why we can't use this voltage for using?
What is center gravity load in substation?
why we get 2 differnet values for power factor in 2 watt meter method in 3 phase
what is errection pcbs?
which type of material is used for making motor encloser
Is there such a frequency as 440v 50Hz?
What is the frequency of dc current????
how does commutator convert a.c to d.c?
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What is measurement?
Pls tell me whether we can use EN3A material for shafts of Permanent magnet alternator.What will be the effect of magnetic and nonmagnetic material for shafts on magnetic properties of PM rotor .
What is VFD, and how its work
How to calculate no of EARTH PIT? Describe the formula as per IS standard?