When calculating the speed of a rotor required for a particular frequency of synchronous generator we use the equation 60f/p Is this p is the number of pole pairs of rotor & do we consider the number of pole pairs in the stator is 1?
UOM,
1136Importance of fault current in power transformers and how to monitor the same? How is it different from winding temperature?
1142What is given by the definition in BIL IMP/PF = 950/395 kV. This was found in a name plate of a power transformer.
AES,
1616is this the formula of building wiring to get the main breaker.Watts/volts*.8%+higher motor*(25%)=ampere. yes or no or send the correct formula for building wiring.
1021What will be the output of an alternator ,if the field current is single phase ac supply.
DRDO,
1 2412Which rccb 30ma,100ma,300ma sensitivity should be used in domestic line and what is difference, advantage and disadvantage of all three
2 15698sir, in a industry present pf is 0.54 pf 25hp power is there its want improve 0.9 pf. which suitable capacity capacitor is suitable please inform me.
2 2485Post New Electrical Engineering Questions
What is evaporator & condencer & compressor
what is 30-phase of transformer
how many joints are allowed in underground HT cable of 1 KM
Is there any Institution for giving M-tech in Electrical engineering for those who r in service? Give the details please.
How many types of losses occur in a transformer?
hi friends this is a newcomer in your community of enthusiastic peoples. i am preparing for SSC (CPWD JUNIOE ENGG EXAM FOR ELECTRICAL) pls guide me on the same how to crack it? PLS LET ME KNOW IS ANYONE THERE WHO PASED IT? CAN I GET THE QUESTION PAPERS OF PREVIOUS EXAMINATIONS?
PLEASE INFORM ABOUT THE IDEAL TEST RESULTS OF MAGNETIC BALANCE TEST OF TRANSFORMER 33/11 kv DELTA-STAR T/F
What is NGR . What is the purpose of 10 sec ,60 sec rating of NGR.
how to select energy meter? have any calculation?
we have an energy meter in a capacitor bank panel, So should we consider it's readings as energy consumption on daily basis. (when capacitor bank doesn't have any energy losses)
What is the dependency of stiffness on load angle??
from which formula we select a capacitor rating?
What do you mean by cogeneration? What its working principle?
describe the constructional features of an auto transformer and its principle operation
what is the difference between switchgear and circuit breakers and is there any difference between outdoor and indoor switchgear and circuit breakers , and how would you differentiate between switch yard and substation and grid station . thanks
