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Since phi is the angular displacement between V & I, then why we use phi in power triangle ie. when showing active, reactive & apperent power in triangular manner & if it is ok then where is V & I in the triangle.
1 3714why neutral of 6.6 kv star connected sq. cage induction motor does not get earthed, though for earth fault protection it is must.
7 13408why active power is called as real power or working component.What is the exact function of active, reactive & apperent power.
3 10996How to calculate the diesel generator efficiency? what details are required to identify the running diesel generator sets with 1000 kVA & 180 kVA?
11 91302How a synchronous generator practically work? what is the function of avr(automatic voltage regulator)in synchronous generator?how the connection of avr to the generator made practically?please give me the answer.
6 32283sir& friends i want the collection of recent quetions asked in interview of top most companies please send me on my email san.jsr@hotmail.com
1760why voltage drop if we have connected 230 v ac suplly through diode to bulbe we found haft ie 110 voltage drop why it is
4 6944ON WHAT BASIS LOADS ARE CLASSIFIED AS RESISTIVE,INDUCTIVE AND CAPACITIVE LOADS?.GIVE PRACTICAL EXAMPLES FOR EACH
6 24178Post New Electrical Engineering Questions
Is it possible to make a 5P10/ CT Ratio 50/1A Burden 5VA
why is using sensor?what is differece between photoelectric and proxmitty?
"TRANSFORMER MODELING AND ANALYSIS" MEANS WHAT AND WHICH TOPICS U READ IN THIS
Dear sir, I completed DECE In the year 1995.Now i am working in a private company from last 10 years as an Electrical supervisor.The company having a 1000 KVA transformer.Now i try to apply "C" Licence. I am eligible or not.If not eligible,pls give solution.
Explain the fundamental difference between emf (electro motive force) and pd (potential difference) ?
What is the unit of magnetic flux density?
What is the role of feedback in a closed loop control system?
In control room of our one plant there is a continuously the incoming power goes to PC is vary,means in stabilizer it continuously indicate from high input to low and low input to high. what is the reason and its solution.
I want to design a heating coil of 80/20 nicrome for 3.5KW please give me the calculations choosing for physical dimensions assume coil voltage will be 110V AC assume necessary conditions
There is any especial requirement for motor to drive through with VFD?
What is center gravity load in substation?
FEINGING DECREASES THE FLUX DENSITY IN THE AIR GAP. HOW?
SIR, GIVE ME OPGW SAG CALCULATION FORMULA I AM DAE ELECTRICAL. THANKS
Why water bubbles when D.C. Current is passed through it? Why not when A.C. Current is passed?
My question is abt backlog.I had dropped one subject in my second year, and completed this subject in the 3rd attempt, so how many backlogs i have got?1 or 3?plz sujjest the answer as soon as possible
