wat is the advantage of increse in frequency?how the
powersupply range decreses as the frequency increses?like
in america,it uses 110 ac and 60 hz?
Answer Posted / p.senthil kumar
no wrong answer
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
why it is not advisable to run low rating (19KVA) DG sets in parallel for long durations even though they are provided with droop ckts (QDC)
why we have to particulary use ACB for below ratings,even available of MCB,MCCB with that range ?
dear sir, i completed diploma in electrical in 2005, how i can get electrical supervisor liance in mumbai
How to test lightning Arrester?
Can we test the alignment of End shield and stator of turbogenerator without rotor insertion? Also how to fix maintain the alignment at site installation?
need to make a report. Need to choose a 3phase induction motor. Load conditions motor will operate in : Maximum Load: 30 Kw Speed: 2950 rpm Ambient temp: 20 cent Supply voltage: 440V Frequency: 50Hz need to look for the safety factor when choosing the motor, went through catalouge found a few, but dont know how to choose the safety factor allowing an extra load something above 30 KW to avoid any harm.
for opening electrical shop, tips needed.
Can you please explain creepage distance in detail, for a 6.6kV cable head what must the distance be and how do you determine it?
10 tube light connect in mcb breaker.one tube light is fault.so breaker is tribe.how fault is rectified.(using 3wire phase,earth,neutral)
What is the effect on Power factor and capacitor when your company load is more than 70 % of welding transformer
How can we select suitable capacity generator for three phase load (inductive load) and how to take study analysis in 3 three phase load system ?
Please clarify, 1. Is it required to lay two runs of GI wire along with Armoured LT cable if it is laid between one big mains (63Amps TPN SDF) to small main (32A TPN SDF) with proper glanding termination? 2. If the armoured cable with proper glanding is laid from DB to CNC machine, is it required to run two runs of body earthing to the Machine from DB? 3.If the armoured cable with proper glanding is laid from Substation to Hangar, distance is approx. 100 mtrs, is it required to do earthing at shop area though the primary termination at substation is earthed through gland.
would the same effect be achieved by reversing the connection to one winding of the induction motor 3-phase?
WHAT IS counter flux IN CT?
what ispositive, negative, zero sequence impedence?