Interested to Buy Any Domain ? << Click Here >> for more details...
what is humming noise and wha is the reason to develop
humming noise in a mv pannel ?
- 2 Answers
- 5442 Views
- HPL, I also Faced
- E-Mail Answers
Answer Posted / amit
humming noise is a sound produced in power transmission line during the transmission of power.it is produced due to corona effect.it can be supresed by using stranded wires..
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
1. What is the exact formula for one weber? for example,(one ampere = one coulomb electron of electrons crossing a point of conductor at one second. i.e, 1A=1Q/1sec)
Two bulbs of 100w and 40w respectively connected in series across a 230v supply which bulb will glow bright and why?
Which device is used for the source of emission of electrons in a crt?
wat is meant by PX class in ct?
From past few months I am getting lagging pf even though sufficient capacitors used in circuit. Where is the problem pls answer
Advantages of using generator circuit breaker (GCB) scheme in a power station ?
what are the maximum available current, voltage ratings and switching speeds of the power electronic devices thyristor, power mosfet, igbt, and mct?
DESCRIBEPNEUMATIC SYSTM OF ASH HANDLING PLANT
what r substations?what r there work?why voltages r incresed and then reduced during distribution of power
What is Surge Capacitor? Why it is use in Generator Circuit Breaker?
why we cannot protect 100% winding of an alternator by using differential protection?
how oil in the MOCB was reduced compared with OCB? what are the features of the MOCB?
IF DISTANCE IS 100METERS B/W AMP.METER AND CURRENT TRANSFORMER WHAT WILL BE AFFECT IN ACCURACY .METER CAN SHOWING ACCURATE CURRENT OR NOT IF NOT WHAT CAN I DO TO GET 100% ACCURACY.
Q) Write VBscript code along with QTPscript code in QTP tool for below scenario 1. Launch yahoo site(i know) 2. Do loogin(i know) 3.Click inbox link(i know) 4.Go to every page of mail box and count no.of read mails and no.of unread mails(i know) 5.Store page numbers, read mail count and unread mail count in a new excel file sheet 6.Create 10 types of graphs on that data 7.Do logout and close site(i know) 8.Save new excel files with graph
How to select, design,size & calculate for 11 KV/33KV/66KV/132KV/220 KV/440 KV circuit breaker for HT side of transformer protection/HT distribution protection?
