why there is a humming noise in transformer
Answers were Sorted based on User's Feedback
simply speakin its because of the magnetostriction effect.
hey guys, i found the following link to be more informative
n understandable. to ave more knowledge on tis topic,plz
check it out without fail...
http://www.federalpacific.com/literature/drytrans/10transfor
mernoise.pdf
Is This Answer Correct ? | 6 Yes | 1 No |
Answer / gautham
It is because of magnetic flux leakage. The efficiency of a transformer is never 100% so some energy is loss through the inductor coil in a transformer this causes the sound.
Is This Answer Correct ? | 0 Yes | 1 No |
what r the types of transmission line?
28 Answers DIET, RRB, WAPDA Water and Power Development Authority,
difference between ac series and parallel circuit
why dc measurements are noted in mc whereas it is mi in ac measurements?
(1)For 3 No 1500 KVA transformer require on one single bus bar or need to be section through bus coupler means upto 3MVA.(2) 22KV Net work system as ring, How maney I/C required or 0ne I/C and one O/G.(3) What should be rating of VCB for 22 KV line.(4)Electrical/mechanical inter lock, why we need.
what is meaning of AMF, WHY IS USING IN GENSET
sir i am apearing for nic exam.i dont know exam pattern.can you please send me some model papers
How we can find the regulation of transformer?
please explian how may types of maintenance works.
Can someone help me in the Below Quest on Earthing 1.Types of Earthing and Recommended for what use 2.What is the Pit value /Panel N -E value should be or within limit for RP and UPS .
what is MAR
How to select the proper VSD to operate high inertial load
In the diesel generator if there is an AVR (auto voltage regulator) gone faulty, in this condition is there any way to generate the voltage from the alternator? I need a brief explanation can you please help somebody