I have 800 Amps MG Fix type breaker It is in on line & it has been given only UV (under voltage)coil connection for tripping purpose.now it is not working properly means its getting tripp so how can i replace it or how can i rectify the problem without destrubing my load??????????
2 3771Two liquids hot and cold in two vessels are there and an metal bar acts as a conductor of heat between the two vessels. what happens then. what happens after 24 hrs?
1712There is air in a room . the top and bottom of the room are at constant temp. T1 and T2. DRAW THE temp profiles if a. T1 greater than T2 b. T1 less than T2
1434What is the temperature PROFILE OF A FLUID W. R. T. Distance from a sphere to which it is IN CONTACT which is at constant temp.?
1642I AM FROM ELECTRICAL ENGINEERING ? I AM ASPIRING FOR "BHEL".HOW I HAVE TO PREPARE .ON WHICH TOPICS TO BE CONCENTRATE MORE.PLEASE GIVE FULL DETAILS OF WRITTEN EXAM.
Bhel,
1666How to design power source say 5KW i/p :415v 3 ph, o/p 5KW constant, variable currnt and variable volatge 10-230v,
2 3682Post New Electrical Engineering Questions
The loads are connected with phase and ground then why current flow as the loads ?
what kelvin's law ?
What is the differance between 2 dc motors of armature voltage 660 v and 440 v?
hello friends this is krunal here.. i have applied for he officer train in hpcl electrical stream.. any one who have applied before for electrical stream please help me out.. post ur reply to my mail id: krunal_airforce@yahoo.com.. any tips, old questions for paper or any help will do.. plz help me.. your faithfully, Krunal Darji
Why can't we take NO LOAD TRIAL of motors having V1 mounting??
State the frequency for rc phase shift oscillator?
How to do stting of vl250 siemens MCCB
why current is constant on d.c?
if we look on phasor of the transformer vaoltage is 180 oppsite at primary and the secondary so to improve a power factor is secondary should kept negative to improve it primary side means is -.90 became +.90 at other side
What happens if the negative to earth voltage is greater than positive to earth voltage in the battery of substation?
whats the application of voltage regulation? and whats the voltage regulation's device?
How CFL &T5 tube light glows?
What do you mean by ratio correction factor of instrument transformer?
How REF protects transformer alone? explain with diagram.
What about electrical Units. discrive in detail
