Can the Neutral and Body Earthpits of a transformer conncted together by Earth strips under ground.4 8728
What is the battery voltage limit3 2260
why use generator Earthing/Graunding.4 5482
what is earthing.how we make it,describe briefly.
If one 10 Hp 3phase induction motor connected in 380volt 50Hz. and again its connected to 380volt 60Hz. howmuch currrent and power take on both time?????1 3133
what happenes if the core of the transformer saturates?4 4760
1.In two wattmeter method if one wattmeter shows Negative reading then wat is reason? 2.Wat is the reason for low voltage in houses? 3.Wat is meant by current and voltage? wat is difference between the two?9 36885
what is the easiest method of short circuit current calculation ? pls. derive with a mathematical example in real life application.1129
HOW TO WORK A VFD?SAY SIMPLE METHOD
how does directional relay work incase of ac ?
what is the use of sdf?
who invented active elements? plz give me the complte details of active elements...
What type of fittings and electrical accessories can be install in radiation area ?
What are IR values and what it should be for coil and for insulator
How can I calculate per unit (KWH) fuel (Gas/ Diesel both) consumption 1MW unit?
How to check the cable fault / hv test of transformer cable.
all interview questions with answers of ntpc (2000-2009
How many types of oil using in H/T & L/T Oil Circuit Breakers. need Explenation ?
how to test the turn ratio of 3 phase transformer using volt meter shoe the curcit diagram.
difference between a diode and thyristor?
Why the earth to phase voltage is high 250 compare to other two phases
There is any especial requirement for motor to drive through with VFD?
In Transmission System if the potential difference at the two end of line are same then is the transmission of power will continue ? if yes then how.