why in crona effect it give violet colour.
What are the types of circuit breakers ?
what are the type of transformer?
if an induction motor is operated at unity power factor what will happen? will motor run or not? kindly describe a logical answer?
Define super node?
What is a differential amplifier? Also, explain cmrr.
how do you test the capacitor bank ?
We have three 33kv substations. All of them energised by same source.When i am checking the phase sequence between one substation to other substation (like R Phase to R Phase) by multimeter i am getting some voltage.Near to LT panels UPS panels are there. Can u explain whether any possible to happen like that. In Phase SEquencemeter is showing correctly in both substations. How is it happen. Explain me.Explain me communication signal will produce Phase difference on this case.
in which direction real power and reactive power flow and why???????
he compression ratio for a petrol engine generally lies between
what are the various types of earthing? plz give brief detail of all. also post pictures if u have.
22 Answers Aster Teleservices, Era Infra Engineering, Micron Electricals,
how could we calculate the no of outgoings from a 800 watt distribution board
What are the usege & different between UPS & batteries with charging system in in Substation?( UPS 120V AC & battery charger is 120v DC)
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