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1.What is effect of capitance in transmission line? 2. After raising the voltage at receiving end what will be happen? 3.how we nullify or control the raised voltage at receiving end?
NTPC,
3 5816how does an centrifugal and screw type chiller will work. which chiller efficiency is high and why.
2238What is the maximum No. of out going mccbs permitted from an LV distribution paqnel? What is the ampere relation between incomer and out going switch gears/mccbs?
2021How Load Factor, Demand Factor, Diversity Factor etc best applied in designing an electrical circuit? Is it allowed to consider these factors in each and every panel in an electrical distribution system? Can any body suggest a good book for reference?
2859What is the maximum number of swithes that can be connected in series up to down stream point in an LV Distribution system?
1958while conducting an experiment why we connect the armature rheostat in maximum position and field rheostat in minimum position
1 4076How to calculate cable size for a particular load? i have 12 MW,11KV Motor 3 Phase, what should be cablesize? What are the points to remember for cable sizing calculations?
2 6616we have two 11/.433 kv. distribution Transformer rating as 1000 kva & 500 kva , i wants to run parallel both transformer. both transformer impendence voltage is 5.24%, How can we run both t/f, & how sharing the load
3 6997i have one transformer 1000kva, 11/.433kv. we are using 200/5 amp. ct unit for measuring purpose, & one 800 amp. V.C.B Unit for the same t/f operate, i wants to known the primary current of T/F is only 53 amp. why we used 800 amp. V.C.B ? & 200/5 amp. CT Unit.
4 13402Post New Electrical Engineering Questions
what is relay what is protection & contact multiplying relays where it is used function in brief
What are the section criteria for cables. Now everywhere XLPE power cable is used or PVC is also used?.
i have a 4 Mva transformer 34.5 kv / 480-277 v and i used 2 parallel 3200 amp bus duct for the secondary feeder using 3 ply of bus bar ( 3/8" x 5" ) as a common where the flexible link terminated and 6300 amps breaker for the main, the lower bus duct reaches 70 degrees and the upper bus duct reaches 55 degrees when i used thermal scanner. why the temperature is not balance when the load reaches 3600 amps.
how current is reverse from its normal direction during the fault?
Can anyone please give me the parameters , formula needed to calculate the circuit breakers for building services.Thanks
How to calulate Locked rotor amper(LRA) for compressor type motors?
In EB metering we face problem kva jump even in no load condition.can any one help to control this
What are the main parts of central chiller plant? Explain the function of each stage.
Actually I have a doubt on neutral and earth.we use Ac power without taking neutral by connecting to earth,but at that time does it affects on efficiency of any electrical components or no? If yes how?
List the power rating of any 5 important electrical appliances used in houses.
PLEASE INFORM ABOUT THE IDEAL TEST RESULTS OF MAGNETIC BALANCE TEST OF TRANSFORMER 33/11 kv DELTA-STAR T/F
Sate maximum power transfer theorem?
What is domestic transformer? Draw the connection of domestic transformer.
why ups rating in kva? and why ups are in parellel?.why isolation transformer is used in ups?
what is the meaning of WYE and DELTA in Electric meter?
