what is the power factor of an inductive load ?
(i) Zero (ii) Lagging (iii) Leading (iv) Unity
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Why space heater is required for each verical bus bar chamber? if one space heater is adequate or not for anti condensation?
what is mean by kneepoint voltage? when it will happen? ( my doubt is, if CT secondary is open means ct get saturation or blas? what are factors are required for calculations? plz give currect anws:
what are the usual topology of transformers at different substations in the power system and why that particular topology is choosen. what are the limitaions of that topology?
how we calculate the withstansing current capacity of wires&cables?
How I can Compare 120v/60Hz versus 220v/50Hz ? Please tell me both advantage and disadvantage ......
how to calculate the size of the HT cable
We have 5 Distribution sections with variable loads&We have 3 Gensets(500kva,380kva&250kva) our total load is between 400kva to 600kva. so how could we connect 3gensets.
Define delay time.
what is the principle of the single phase energy meter? and,what is the advantages and disadvantages of single phase energy meter?
how does high earth to neutral voltage affects electronic circuit?
Why we use circular(Stepped) cross section in transformer core?
What is the formula for calculating impedance of transformers connected parallel at fault level 50KA?
What is dynamo?How it works and what is the function of dynamo in a DG.
how to compare with Relay settings for HT< panels, RMU panel, and PSS CSS transformer?? 1) Load amps, 2)Tripping time, 3) CT ratio, 4)Cable size 5) Transformer KVA rating 6) transformer full load amps
How to prepare electrical preventive maintenance plan & shedule of machine tools in manufacturing unit.