why we use stones or rock pieces in transformer area?

Answer Posted / saravanan

improve earth resistance

Is This Answer Correct ?    5 Yes 6 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is mathematical model of a control system?

748


How can we calculate the KVA rating of a Distribution transformer from its core details?

1706


hi plz send me reliance placement papers..i.e electrical technical papers that have been asked in reliance test.

2571


why three phase capacitor takes unbalanced current in capacitor bank?

1101


Why are the laminations insulated from each other?

757






what do you mean by plant earthing system.

1632


how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating

2037


Can we use a absolute encoder to show rpm of a motor ? what about the condition when power is off ? what is difference if a incremental one is used ?abanirout@gmail.com

1665


What will happen if i replace a inductive proximity switch with photo sensor in a machine?

1500


lenz law application and define

2348


What happened if C.T mount at any cable or Bus bar in wrong direction . C.T going on proper work or not . C,T direction is essential thing to properly work.

1362


If there is major % of Voltage harmonics in the system, how can it be control or reduced?

1647


hi pal, i am vengatesh from tamilnadu(chidambaram),i have called for the written test for the post of jr executive(ELECTRICAL) of AAI ,I dont know about the question paper pattern,so any kindly help me to face the examination,post me the model question papers and some tips to write my examination to (vengi.annadurai@gmail.com)

1519


What is the type of feedback used in an op- amp schmitt trigger?

725


HOW WE CHOOSE EARTH'S POTENTIAL AS ZERO V?

1704