if 6 earth pit value is 1.5 ohm then what should be the number of earth pit to make the value .8 ohm
2171In Indian Railways , how the AC motor is driven? Please explain clearly starting from the overhead 25kV supply.
1 4006In Indian Household, generally we receive 220V AC single phase supply. But AC has 2 phases, +ve & -ve. So in +ve half cycle current is flowing...so what happens in the -ve half cycle?? Please illustrate.
1981In a 132KV Grid Station where voltage level is 132KV, here, why the rating of Surge arrests installed 120KV ?
1 4664what is the best way to start a 15 KW motor for pump star-delta or direct on line ? and from how many KW i must use direct on line ?
1 3516What's mean HVF & HAF in Vacuum Circuit Breaker?
Gandhi Institute of Technology and Management (GITAM), Hyundai, Jayam Engineering Works,
5274we want to feed 3 phase supply to 70 ton AC load.what will be the size of (3 phase)cable require.
BSES,
2 6127Post New Electrical Engineering Questions
how to determine ct ratio in ht vcb?
What is the formula to calculate the size of Aluminium and copper cable?
can any one suggest me the tilt angle of my solar pannel ?? or tell me how can i know the fix tilt angle of my solar pannel?? my cordinates are 31.503629,72.993164.
State the formula for overall efficiency of thermal power station
How much load can take a 16 mm aluminum cable 3 phase
Whats the minimum value for I.R. that can be allowed for HT & LT alternators for operation?
Why the cores of large transformers build up of circular cross section?
how point on wave controller works.
what is the calculation method to design core and winding of a 200kva 3phase distribution transformer?
please send me previose rrb junior engineer qustion papers
pls tel me the electric train traction motors name plate details like rpm,torue,voltage,amps,watts..ect..
In the formula : Knee point voltage = Burden X alf / class, Please inform what is alf? regards Shashidhar M.R.
how open delta PT works & what is its construction?
How can we increase fuel-power ratio of any DG set?
Different STANDARDS (BS, IS, IEC etc) gives different informations on CT specification. How they correspons w r t each other (i.e I mean to say BS provides "knee point voltage" but IS does not, then how can i select CT)