If current flows through conductor it produce magnetic
field only.but if current flows through vaccum both
magnetic & electrical field produce why ?
Answers were Sorted based on User's Feedback
i think he is talking about spark in vaccum
Is This Answer Correct ? | 0 Yes | 1 No |
Answer / laxman
I hope your are talking about Vaccum circuit breaker
In vaccum circuit breaker having with accumulator
pressurised with Air & Vaccum.
So when you will connect supply observe magnetic effect
that;s way they are provie corona rings near the Vaccum
breakers to observe the magnetic effect.
this is for info pls.
Is This Answer Correct ? | 0 Yes | 1 No |
how does electrical train works and what type of motors are used to drive the train? which level of supply voltage is used?
Hi How can you start-up the 40w tube lite with 230v AC/DC without using any choke/Coil.
what is lightning arester?generaly which type of used in industeries? why its used?
What is center gravity load in substation?
what will happen if one of the phases from a 3-phase motor is disconnected?? stop/run at 2/3rd speed or run at same speed????
Generally In transformer Tap Changer on HT side, but I have seen in 66KV side in 220/66 KV, 100 MVA, Areva make transformer. Why ?
what is meant by Back emf ?where its occur ?
when u are given a timer,push buttons and contactor, how do i practically make a star delta control circuit and a direct online control circuit?
diff.between servo motor and ac motor
how to measure the transformer resistance values(dyn11)?and howmuch the minimum value?
What is corona? and what is the purpose of corona belt in substation ? why they connect these end of the buses ?
HAI,HOW TO SET THERMAL OVERLOAD RELAY FOR DOL STATRTER FEEDER AT START AND RUNNING?