In step down transformer (415/200V),mistakenly secondary
side is connected to 415V for some hours, what would be
result of this condition?
Answer Posted / manoj
as 2ndary side winding is design for 2oo volt so when we
connect 2ndary side to 415 volt,then after some hour the
2ndary winding burnt.
Is This Answer Correct ? | 9 Yes | 4 No |
Post New Answer View All Answers
1.main parts of generator? what is used A-check,B-check,C- check? 2.what is FM200 system in data centers? 3.difference between pac,ahu?
sir plz send some previous year questions of jspl.
What is meant by coupling capacitor?
We have 110Vac ,10A ac supply which is converted into 110VDC & How much DC current? which factor is reqired for dc current calulation?
How can we design a HVAC Plant room which includes AHU,FCU,Chillers,Cooling towers, Pumps etc & how will they work? any Drawing if possible?
what are factors comes under relay setting (distance relay 7sa52) under OPEN DELTA VTs connection??
How to measure the earth resistance value in a concrete pavement(flood light area)?
what is the string efficiency
An active element is one which a. Supplies energy b. Absorbs energy c. Supplies energy and convert energy from one form to another
1)how to reduce the value of tan delta of trasformer and CB,bushing,CT&PT,CVT ? 2)how to reduce the resistance of CB contact and its operating time? 3)plz.....send me the project report on conditioning and monitoring of substation equipment on my email id (gusaiyogendra03@gmail.com)
Why auxiliary transformers are not connected in parallel in primary stations?
could an induction motor be used for regenerative braking in electric-train control? in this type of application would some scheme have to be devised to obtain low synchronous speeds while braking? would induction-motor drive, therefore, be suitable for passenger service?
What is limitedly stable system?
Why do we require transformer with less specific weight if supply frequency is increased?
hai friends i have BSNL JTO exam on next month so if any body have model question paper or give preparation tips to my mail id kumar4486@yahoo.co.in this will helpfull for my future .plz & thank u by kumar