WHY HUMMING SOUND OCCURED IN HT TRANSMMISSION LINES ?

Answer Posted / sudharsan

Due to the production of faint yellowish gas around the
conductor ...(due to ionisation of gas ) called corona.

Is This Answer Correct ?    3 Yes 8 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is the main function of capacitors in mccs.

1274


I am shobana from Chennai. I am having my personal interview on 19th Dec at Chennai.kindly mail me the questions to mail id shobana.shanthi@gmail.com

1879


how we findout a ignater is faulty or not?

1606


is it possible to say motor horsepower number without seeing name plate(when name plate damaged)

1593


can any one tell in easy method for circulating current ??

1654






What is diversity factor in electric installations?

717


What we mean by vintage of an engine+Generator?

1603


I have 2 KW electric water heater.I am gonna use it in controlling water temp.so I needed to increase or decrease the heating capacity.is there any electrical-electronic circuit for varying the resistance & so current?

2590


What is the difference between earth fault protection of motor feeder with CBCT and Without CBCT ?

2295


PLEASE TELL ME ABOUT QUESTION PAPER OF UPCL ENTERENCE EXAM.

7046


details of oil cell size of Breakdown voltage test of tranformer oil details as per Standardswith mushroom electrodes?

1459


what are the breakdown voltage rating of mini- curcuit'transfarmer!

1670


Do you know what is dry-out test in x'mer

2219


What is T’Q and X’Q and X’D ? and what is saturated as well as unsaturated ?

1295


Can 33kva/415v transformer be run underground? If the answer is yes why and if the answer is no why?

1179