which %age of corona losses increses if frequency is
increased to 25%.
Answer Posted / v.selvakumar
corono loss inversely proportional to square of the
frequency
| Is This Answer Correct ? | 1 Yes | 15 No |
Post New Answer View All Answers
Explain with example of functional requirements of protection relay in terms reliability, selectivity, sensitivity
what you have to see after one week or month from the day of installation of transformer ?
How to know of any cable size if there are not written on cabl?
What is CCM in Electrical ? where can we use this material?
how to find the Motor,s insulation Power?
what should be the acceptrd value of winding resistance for 2.5MVA transformer
What is NGR . What is the purpose of 10 sec ,60 sec rating of NGR.
What is the loss of transformer of 220kv/11kv, 63/80 MVA and 18.05% impedance
The knee point of a current transformer is normally unique and known.So why in the nameplate of a CT they put the minimum value like this Vk> 400v.
1. Can a 12v DC choke operate a 60v/12w PL lamp ? 2. Can a 230v ballast fire / operate a 60v/12w PL lamps.
What current flows in the transformer primary when its secondary is open?
The windings of a transformer are divided into several coils, because?
how does WTI work ?
how much LT load can bear by the 100 KW HT connection.
define reflection method?