compare between starting charactristics of synchronous motor with those of 3Q Squirrel cage induction motor796
What are all the conditions to protect generator & turbine in thermal power plant?1 2684
What is the need of generator relay panel1107
how to calculate the power factor when instantaneous voltage and current has harmonics in it ?1022
if we have a power factor 0.99 and we add a capacitive bank with it then what happen?4 2945
15 kva dg set single phase takes 63amp( approximate) while same rating 15kva three phase takes 35amp approximate. why ? and what will be per phase current for 15 kva
What is slip in induction motor?3 2331
How we calculate the Multiplying Factor of Kwh meter for 3 phase alternator.985
What is the multiplying factor if line ct ratio is 1000/1 and meter ct ratio is -/5 ?1 1674
how can we understand that where we have to use ac or dc coil for solenoid valve and why?what is the different between coil of ac and dc explain please.1097
how can we determine size of a cable by knowing the kw or current rating of a load?how can we calculate the resistance box of a slip ring motor?937
Can you explain about Restricited earth fault protection scheme
What is Percentage impedence of a transformer? why it is expressed at a percentage? what is the importance of percentage impedence in case of a transformer?
I AM GOING TO ATTEND APTRANSCO ON 26TH OCT 08.PLEASE SEND ME ANY MATERIAL OR TYPE OF QUESTIONS OR EXP QUESTIONS.
Actually I have a doubt on neutral and earth.we use Ac power without taking neutral by connecting to earth,but at that time does it affects on efficiency of any electrical components or no? If yes how?
why US countries maintains 110v and 60HZ
PLZ EXPLAIN THE INTERLOCKING AND CONTROLLING OF CONTACTORS????HOW CAN I DO THAT?
How to calculate main incomer rating of APFC Panel ? Let's say i want to find main incomer for 11kV, 1000kVAR Panel.
What if the difference beween internal and exrteranal LBB?
what is the generator rating for 40 amp load of 3phase motor.?? 400v voltage of generator... plz tell me with formula its urgent...plzzz... and also tell me that this 40 amp at all phases mean 40 amp on red,40 amp on yellow,40 amp on blue...... or the total sum of that 3phase is 40 amp....
it is possible to rotate the DG engine dc starter with wrong polarity connections? why?
in 132kv substation CRT means
Post possible questions for Power Factor Panel FAT / SAT
what does vector group Dyn11 tell us? also tell me how will u differentiate between phase lead and phase lag thru this vector group
what topics we have to concentrate for power grid et.written test.and tell what to read for english synonyms and antonyms.
HOW TO DESIGN THE body EARTH cable(Copper Conductor) size for 60KVA UPS?