if power factor comes in leading & showing -0.95. Is there any effect on electrical system? if yes, then please tell me what would be the effects. & how long we keep power factor in leading. Keeping power factor in leading shows more KW & less KVA is it correct or not.2 5364
what is rotor earth fault protection scheme in hydro generator & what is dc field flashing ?
how dg's working of 1000kva.1 4850
what is the principle of switch gear? where its function ?9 21346
what is the difference between capacitive voltage transformer & inductive voltage transformer.3 20053
How to know the back up time for a 5KVA UPS which is connected to 15 nos. of computers? Is there any formula for this? pls. tell me.
what is the power rating of CPU, CRT type moniter, LCD type moniter,scanner Approx.
Generally at what power factor the electronic equipments like computer, TV, EPABX etc.,operates. Please tell me.
what is the reason for indication of light in the earth lamps of main switchboard.if there is an earth why does one lamp get dim and the other two bright.1392
Which type of power plant is more easier to produce electrical power at economical condition?
can i able to get bhel previous exam question paper?
in three phase with neutral connection, what will happen,if the neutral is in open condition with single phase distribution panel4 7021
Advantages/Disadvantages of earthing of neutral bus on MSB instead of separate neutral earthing for transformer/DG sets feeding to MSB
What is deference between MCB & MCCB & ISOLATOR
Post possible questions for Power Factor Panel FAT / SAT
how brushed dc motor operating ?
Why we specify TNC switch with 1NO 1NC ,2NO 2NC ? how we get connection.?
WHAT IS THE PARTIAL DISCHARGE TEST?
a battery is having capacity 100AH and 25% charging .if a load taking 10A & connected 6 hour .what is the final condition of the battery.
what is efficient motors and how it is different from normal induction motors
can a 150 kva 3 phase 440v/230V delta-wye step down transformer can be use as step up transfoermer with connected loads at 440v side?
What is lighting kitts.
design of IGBT firing circuit for 11KV
How may I enrol or get admission to your program?
i had aplied Hindustan Petroleum corporation limited for the post of maintenance technician -Electrical,i want model questions,if anybody have please send it or please advice?
how we can calculate chiller required ampear?
what is diff. between earthing grid,earthing mess, earting grid?