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I want formula to calculate cable size as per load given in kw & amp.I searched many sites but didn't right answer.Plz reply me asap.41 396551
What is switching over voltage?1 4443
What is the exact meaning for under & over reinforced beams & when they have to used..11 55709
If any HVDC line is going with positive & negative(the negative usually have return path of current with earthing electrode). Now the question is if this HVDC earthed electrode which is using as return path and earthed any nearby 400kv or 220kv AC substation equipments. which will be the impact of this on AC substation & its equipment, how severe may be this and what should be the minimum distance require between HVDC earthed electrode and AC substation equipments? It's really an high engineering level question...Dare to answer and increase your knowledge.1044
what is meant by fuzzy logic? what is fuzzification and defuzzification?5 21586
how to find the ballast lost from the actual wattage? for example i am going to buy decorative type 2x36watts fluorescent light fitting for this lamp how to find the ballast lost? is there any formula?2 3335
how rated the neutral voltage of transformer and reactor, e.g. 400/220, 200MVA transformer have neutral voltage of 33kv. and reactor voltage 145kv. how this rating decided?1 2690
How neutral voltage for transformer decided? eg 33kv neutral voltage for 200MVA transformer?1 3144
2. What are the grades of steel used in the concrete design?6 13544
What is the Temperature Co-officient of Resistance of PT- 1000 and PT-2000 ?2 6829
For a 500 MVA 400/220/33KV transformer following data given HV power = 500 MVA IV power = 500 MVA LV power = 5 MVA If input power is 500 MVA then how output power is (500+5)MVA. Can anyone help1 4575
How to calculate cement, aggregates for any one grade of concrete for icum?1 4131
how much steel in one sq m slab?6 8953
how can change 10mm dia @275 c/c bar spacing to 12 mm4 8420
Why the plastic materials used in the screwdriver's handles?
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how the speed of the gets motor regulated. does it draw the same current on the all speed level.
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