Why a transformer Noise during its running condition ?
Answer Posted / praful nandankar
The magnetic core elongates and contracts due to the effect
of magnetostriction as the input to the transformer is ac .
praful nandankar
| Is This Answer Correct ? | 3 Yes | 2 No |
Post New Answer View All Answers
Difference between Lugs and Thimbles
Why Stabilising Resistor used in REF circuit ?
why in a swquence network representation, the negetive sequence generated voltage is taken as zero?
Differentiate between real and apparent power?
What happens to voltage when current through the inductor is constant?
May I know how much values to be set for earth fault, over current and short circuit values at 11kv side? I have 11kv van 1250amps rating. Present it's taking load 80amps?
there is an alternator 480 k.w, 400v,50hz, 4-wire running on load having leakage alternator body earthed current 38 A. is it within acceptable limit? if yes then give reference if no then how to bring within specified limit
What is online and offline ups? how does it works?
a governer in an Ic engine controls the
what is doid
hi, in the event earth grounding is not available in a project, is there any other way to make the elcb work? fyi, i have an instant water heater (6.5kw) installed, however if there is grounding in the heating element inside the heater assembly, i will get grounded. thank you in advance to those who will answer my question.
what happen when increase or decrease size of lamp,light.glass.
Why temperature rise is conducted in bus bars and isolators?
WHY IN AC DRIVES,INPUT PHASE CURRENT SHOW UNBALANCE?
how to calculate the change over time for star delta starter for different KW motor?