why HT wire making noise?
Answers were Sorted based on User's Feedback
Answer / electrix
When High voltage passes through bare conductor. The
voltage ionises the air around its circumference. This
causes the hissing noise and the same is called corona
effect.
Is This Answer Correct ? | 18 Yes | 0 No |
Answer / sreemani84
its called as CORONA Effect. whenever high supply passing
to the open wire its react with moisture.
Is This Answer Correct ? | 6 Yes | 0 No |
Answer / lakhan.self
When voltage gradient is or more then 21.2 KV/CM in normal atmospheric condition in overhead transmission line causes air ionized around the conductor resulting faint voilet glow,production of ozone gas and hissing noise called corona
Is This Answer Correct ? | 1 Yes | 0 No |
What is the use of oil in transformers?
what should be 3phase motor capacity or rating to connect in star connection. what should be 3phase motor capacity or rating to connect in delta connection. what should be 3phase motor capacity or rating to connect in star delta connection
A synchronous motor is operating at a leading power factor .if the applied voltage is decreases ,(the excitation remains constant ) ,the motor current a)increases b) decreases c)remains same d) none of these
Please explain the following and how these are working with PLC unit 1.I/O Module 2.I/O Device 3.Adaptor Card 4.Ribbon Adaptor 5.RS 485-FC
0 Answers Shree Mayur Engineering,
how to reduce the transformer size in ups ?
what is multiplying factor of a energy meter connected with a CT ratio of 600/5 and voltage at 415 volts.
Approach of a cooling tower is the difference between temperatures of what factors?
what is the difference withbeen lighting capacitor and motor capacitor?
What is the difference between Earth and Neutral?
describe the A.C. Generator Testing procedure
when voltage gets down the current of motor increases. but according to Ohm's law voltage is directly proportional to current. plz explain
4 Answers Maruti Suzuki, TATA,
What are the types of bus duct?