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 2984why neutral of 6.6 kv star connected sq. cage induction motor does not get earthed, though for earth fault protection it is must.
7 11013why active power is called as real power or working component.What is the exact function of active, reactive & apperent power.
3 9717How to calculate the diesel generator efficiency? what details are required to identify the running diesel generator sets with 1000 kVA & 180 kVA?
11 87114How 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 30427sir& 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
1307why 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 5735ON WHAT BASIS LOADS ARE CLASSIFIED AS RESISTIVE,INDUCTIVE AND CAPACITIVE LOADS?.GIVE PRACTICAL EXAMPLES FOR EACH
6 22360Post New Electrical Engineering Questions
What are the advantage of free wheeling diode in a full wave rectifier?
Is there a diode made that works with AC 120 volt 20 amp? If so can it completely stop all current flow in 1 direction at all times?
AL=0B9H,bl=75H, ADD AL,BL AL=____________? CF________? OF___________?
Why derating factor os applied on Cables?
what are the differences between 'exhaust fan', 'heavy-duty exhaust fan' & 'super heavy duty exhaust fan'. what are their power ratings ?
Explain the propagation of harmonics in the network and influence of phase angle of harmonics.
What is the function of interposing current transformer?
What are the applications of different multistage amplifiers?Plz also write advantages of these amplifiers? Thaaaaaaaaanx
How to back charge the Gas turbine generator
1.why we are using metal oxide gapless block in lightning arrester,2.What is minimum and maximum rating of metal oxide blocks using in india
What is the formula to calculate distribution transformer De-rating on iron losses basis
Differentiate between low pass, high pass and band pass filter?
What is the formula to calculate the no load current of a single & three phase induction motor
HOW TO CALCULATE THE REGULATION OF 100 AND 25 KVA TRANSFORMER
What is the minimum underground tank size capacity considered for firefighting purpose?