How many methods to take IR value of Current Transformer?1 3396
why autotransformers are not safe for supplying low voltage from a high voltage source?5 5477
Explain the experiment on ward leonard method of a speed control on a dc shunt motor with an suitable circuit diagram.1002
what current is taken from a double wound 500kva transformer4 2936
what is the differn bitween RCCB &MCB3 4268
what is b checks and m checks in diesel generator maintenance?1 702
how caculate the pump head to maintain perticuler pressure of water and what would be the motor size in hp for the same?1 1844
what should be the megger test report for 11KV cable when meggered with 5KV megger , what is the resistance value we should get7 9431
how we can calculate power factor without knowing current in 230v 100w load ?10 9300
WHAT IS RETARDATION TEST IN DC MACHINES?4 15330
What is the List of Equipments, Instruments, Components required in Transmission of electricity from 1 substation to other substation(The equipments required in substation too)? What are the differnt IS standrds used for above equipments in Industry?2 7005
What is the pratically meaning of neagative going ac current.1 1755
Why a transformer is rated in kVA and not in kW??9 6584
my self i am raghu working as tech.. in my college the maximum demand is 211 kva presently we are using 12kva capacitors the target power factor is .95 so what capacity of capacitor banks should i install2 2348
I want to make street light with solar system ... What may I do for procedure and how much of estimation for each material ... If any one knows guide me and inform this id : email@example.com
A car's starter motor draws a current of 100 A at 12,0 V when starting the engine. The mechanical power required to turn the engine is 960 W. At what rate is energy from the battery converted to non-mechanical forms of energy?
I AM A ELECTRICAL PANEL BOARD DESIGN ENGINEER.IF I GO ANY INTERVIEW ,TECHNICALLY WHAT ARE QUESTIONS I WILL FACE FROM INTERVIEWER?
what is earthing transformer? draw the winding dia.of earthing transformer.
Can we put 3 layers of cable tray while installing tray
in general it is observed in power stations, the tertiary winding is used in higher rating Y-Y auto transformer but not in Y-Y power transformer. is the tertiary winding is compulsory then why it is not using in power transformer
Transmission voltage is kept 11KV,33KV,66KV,132KV,220KV due to form factor. What happen to 400KV and 765KV transmission voltage?
How seriving & testing of the HT & LT breakers are done. What are the standard Ir values on which we can come to know the test is passed or failed?
Draw the line diagram of diffretial relay connected to transformer?
what should be the acceptrd value of winding resistance for 2.5MVA transformer
what are the maximum available current, voltage ratings and switching speeds of the power electronic devices thyristor, power mosfet, igbt, and mct?
with out colour codeing on conductor how can be find what is r,what is b,what is y phases.....
what is difference between 5A and 100A CT constructional wise and operation?
EXPLIAN THE IMPORTANCE OF POLY PHASE CIRCUIT.
Either It Possible a dc Motor to Run On Ac Drive [ Ex : ACS 800 , Yaskawa F7 ] If it is Possible How Pls Inform Me firstname.lastname@example.org