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 2992why neutral of 6.6 kv star connected sq. cage induction motor does not get earthed, though for earth fault protection it is must.
7 11020why active power is called as real power or working component.What is the exact function of active, reactive & apperent power.
3 9734How to calculate the diesel generator efficiency? what details are required to identify the running diesel generator sets with 1000 kVA & 180 kVA?
11 87162How 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 30455sir& 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
1313why 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 5747ON WHAT BASIS LOADS ARE CLASSIFIED AS RESISTIVE,INDUCTIVE AND CAPACITIVE LOADS?.GIVE PRACTICAL EXAMPLES FOR EACH
6 22375Post New Electrical Engineering Questions
What is Traction? 1KVA Alternator, How much urrent taken?
2. A current i=(10+10 sin t)amperes is passed through MI type ammeter. its reading will be.........
What is voltage ratio of a transformer?
what is the breaking capacity and making capacity of circuit breaker and how
How is magnetic leakage reduced?
What is resistance reading of earth copper rod with grid and without grid?
what is high and low cut off voltage of BB and DG at SPS????????
how calculate gd2 of ht motors
difference between main metering kiosk and check metering kiosk
What is the use of iron core in a transformer?
Explain the method to keep noises low in a control system?
a starter used for squirrel cage induction motor?
If a current -8+6sin6t is flowing three ammeter, one is a centre zero PMMC meter, one is true rms meter and one is moving iron meter. What are the reading of these three meter respectively?
WHATIS TIME CONSTANT? WHATIS ITS SIGNIFICANCE? ILLUSTRATE THROUGH EXAMLES.
Describe the colour rendering properties of i) tungsten filament lamps ii) tubular fluorescent lamp