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 Categories >> Engineering >> Electrical Engineering
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Question Asked @ Answers Views     Select
Why we are checking the vector group & turn ratio of Xformer while PM?    1  1311
What will Happened if the polarity of CT is changed?    12  12102
If Two Generators are working parellel in a network and suddenly the field of one Generator get weakened What will happened if there is no reverse power relay fixed in that Generator panel????    7  3406
Why Powers are named in MW?    1  1489
Hi Recently I got one formula that is Impedence of Xformer = Rated KVA/Root 3 * secondry voltage OF Xformer. Is it Right??????    2  966
why we used star delta starter for above 5hp motors    2  2528
what is a difference b/w earthing & neutral? abb   5  3942
what is the formula to calculate the fuel consumption of a diesel generator at different diferent load. aegis   4  9198
when we are going to higher voltage level in substations why we are using Sf6 circuit breakers instead of Vacuum circuit breakers.    3  1747
How can we calculate the motor frame sizes? essar   0  1600
what is a reactive power? what is the relation with power factor?    0  429
pls give proper discription of selection of transformer based on particular load.    1  1122
how we can select a transformer based on a particular load. suppose we have 4 motors of rating 40 h.p , 50 h.p, 80 h.p & 100 h.p. then what rating of transformer we can select. urgent. pls reply    6  7243
What the main causes of transient interruptions on Over-Head Distribution Lines? orion-laboratories   0  400
What will happened if the neutral of the (star connected secondry) Xformer disconnected? (if its Above KVA rated one) equate   0  395
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Un-Answered Questions
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In diesel generator how AVR get voltage to excitation. And basic diagram DG EXCITATION CIRCUIT. 988
What are the special cables required for explosion proof wiring? 4412
how can you calculate fault level ? 486
What are IR values and what it should be for coil and for insulator 1138
what is the necessary of using inductance property in transmission lines even through resistance is used to opposes the high current flows in that????? 247
what is effect of leading power facter on the system and billing 470
Is there any relevant technique to produce power from light and heat energy of the sun simultaneosly from same rays of light? 285
whit is 33kv power 300*300 cable full current with formula 224
what is auto re-closer? 264
plz send me the placement interview question and answers of whizchip(technical and apttitude)..i have an interview in next. 470
In constant power region of 3-phase IM torque-speed characteristics, if frequency increases voltage A does not alter B decreases C increases D none of above 296
How we can determine short circuiting current any plant and for example a plant which power generation is 415 volts and plant load is 500 kw. 400
What is the working mechanism of OLTC in Power Transformers???? 2173
exolain the star delta connection 429
what parameters should we check to reduce the power bill 440
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