what is the difference in MCB, MCCB, RCCB, ELCB, & MPCB (motor protection circuit bracker)12 173977
How can we calculate the rating of capacitor bank to be connected for a particular load(ex.100kw)to improve the power factor from 0.8 to 0.9?4 15017
What is the importance of Form B to state Electricity Boards?1 2306
The potential difference between a phase and neutral is 230v , but the potential difference between two phases is 400v. why?
Suppose the incoming power is 11 kw, but the load require only 8 kw means how can we save or use the excess power?3 2860
In 90 kva alternator that produce the output voltage is 115(p-n),200(p-p) at 1500 rpms means what ampere it produced ?742
What is the difference between INVERTER and UPS?7 9370
how we protect the motor & what are the components required for that ?2 2589
Why 60Hz frequency is used in America what are all the benifits?5 6257
how to define tell me about self
IF DISTANCE IS 100METERS B/W AMP.METER AND CURRENT TRANSFORMER WHAT WILL BE AFFECT IN ACCURACY .METER CAN SHOWING ACCURATE CURRENT OR NOT IF NOT WHAT CAN I DO TO GET 100% ACCURACY.
What are the basic & Majour problems in UPS ?
How to calculate flow of water delivered by pump when pressure & size of pipe line is given
if in 3-phase system voltage=440V,frequency=60Hz, current=400A. then if it is single phase then current=? and if it is single phasing then current=?
Why LED light has advantage of rapid reflection ,although other lights alse reflect.? and this light is considered to be best for transmission usage in case of Free optics
Why does the rotor rotate?
low frequency protection why recomend?
what is the star delta connetion and how can do it a three phase motor with control witing with picture
why the starting voltage drop in a cable needs to be limited?what is percentage of the voltage drop allowed during starting?
what is earthing transformer? draw the winding dia.of earthing transformer.
power transmission pole used one support , that only for support or earthing
WHAT IS MEANT BY DERATING OF THYRISTOR?
Brushes are placed at magnetically neutral axis,when brushes reach that point,the armature conductor gets shorted,but it can be seen that the dc supply is also shorted,wont that get damage? help me plz
I COMPLITED MY B.TECH AND 10TH CLASS WITH 70%MARKS BUT 12TH CLASS 55%MARKS..CAN I GET INDIAN RAILWAY RECUREMENT EXAMINATION?