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Why is ignitor used in sodium vapour lamp
how to decide the panel size like MDB ,SMDB PANEL SIZES
What are the advantages of speed control using thyristor?
Cables Construction hi friends, 0.6/1/1.2 kV LV , DC and Control cables are concentric copper conductor what does its means and what is the use of concentric copper conductor,and are this with copper tape shield or copper screening, ? thanks
how to calculate the earth mat design in 132 kv substation yard ????
What is the drawback of class b amplifier? How is this minimized?
Draw a SLD of HT distribution EB grid up to users Transformer?
Why hydropower is called renewable source of energy?
what is the Transformer Impedence?How can calculate?
how to identify vector group of three phase transformer by voltage method?
i need list of swg(standard wire guage) or area of conductor v/s current carrying capacity of conductor copper & alluminium...
What do you mean by distribution transformers?
sir i am apearing for nic exam.i dont know exam pattern.can you please send me some model papers
What is Primary And Secondary Injection Test of Relay and Other Electrical Devices. How IT is carried out.
we have require a Motor (1500kW, 6.6kV, 50Hz) which shall operate at 1500rpm during 30min and after it shall run on 500rpm during 15min. The same cycle shall be repetitive during the whole working days. Which method is best and economic to achieve such type of task. VFD, VVFD, Pole changing motor etc.