why humming sound occured in h HT transmission line

Question Posted / guest

3 Answers
6490 Views
I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

why humming sound occured in h HT transmission line ..

Answer / rashid abdul rab

This sound is coming due to ionization (breakdown of air
into charged particles) of air around transmission
conductor. This effect is called as Crona effect, and it is
considered as power loss.

Is This Answer Correct ?

20 Yes

2 No

why humming sound occured in h HT transmission line ..

Answer / rajkumar

IN HT LINE AROUND OF CABLE IONISED CALLED AS CORONA
EFFECT THEREFORE------

Is This Answer Correct ?

5 Yes

0 No

why humming sound occured in h HT transmission line ..

Answer / s t vaidya

yes this is ionised carona effect making sound

Is This Answer Correct ?

1 Yes

0 No

Post New Answer

More Electrical Engineering Interview Questions

which element is neglected during fault calculation? a)resistance b)inductance c)capacitance d)reactance

4 Answers

Why we use Electrical energy rather than any other type of energy, mostly? Explain behavior of open secondary CT and short circuited secondary PT in energized condition?

0 Answers

what should be the motor rating for pumping water for house hold use from 60km far lake and what formula is to use please tell me

1 Answers

how we control automatic generator i'e with to supply (main supply and local generator) when the main supply was break to supply the local supply automatically to begin supplying power.I now this control circuit is the combination of contactor time delay contactor switch and overload relay .but my question is how we combine those component thank you

0 Answers

In ac circuit R,L,C are connected in series what is the output the circuit? explain

4 Answers

what are the types of transformers

59 Answers

Does dry and oil transformers both require dedicated neutral, because in my project we are using 2500kv dry star delta transformer, where they say neutral not required and even it is not provided in our substation. can u let me know

2 Answers Voltas,

how ups works ? various parts of ups and working principle

0 Answers Serco,

Simultaneous trip of incoming and outgoing breakers of 400kv/220kv trnasformer. What are the probable causes?

2 Answers

What is the allowalable frequency variation in India and in US? Why there is the difference?

3 Answers

What types of I/O have you designed? What were their size? Speed? Configuration? Voltage requirements? Process technology? What package was used and how did you model the package/system? What parasitic effects were considered?

0 Answers

Type of motor stater detail and working detail

0 Answers

For more Electrical Engineering Interview Questions Click Here