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To measure insulation resistance of 11KV cable between core & armour, what should be the test voltage & duration?
4 14681I have draw the 350A DC current, so what is the size of cable i can use? Give me the answer with formula
1 4446Sir, I have applied for the of Assistant.engineer of NPDCL. please send me all AP TRANSCO AND JENCO solved papers of previous exams . I requested send me the papers to my id as soon as possible (rajanikanth_peddi@yahoo.co.in) (This is very urgent) Thank You,
2908WHAT IS MEANT BY vfd(VARIABLE FREQUENCY DRIVE )HOW CAN WE APPLY VFD TO MOTOR ? I WANT FULL DETAIL IF ANYBODY KNOW THE WEBSITE FOR THAT PLZ SEND .THANK U
2 7341Any one Give me formula for to increse the power factor, 0.8 to 0.95, How much the KVAr Required
9 13303A heater capacity is 3.0 KW on 415V . if supply voltage is 380Volt . what is heater capacity on 380volt . and how calculate and give formulas . Prakash veer singh Roto power Engg.
5 11333Post New Electrical Engineering Questions
what is gas turbine intercooling ?
how to design coil turns ?
what is the difference between earthing and unearth
What is effect of over voltage and under voltage on ACB
What is the use of mc( moving coil) in dc voltmeter and dc ammter and what is the use of ( moving iron)in ac voltmeter nd ac ammeter
Where servomechanism is used?
what is the use of permanent magnet generator in exciter
what is maxemo work permit procedure
how to set the time in digital timer ?
why we used dc supply for field in dg set
What is the type of earth fault protection used in battery? explain.
3 phase induction motor connection star or delta while using ac drive motor is .75 to 5.5 kw
what is the control circuit for operating the clean room air shower
Give atleast 20 alternating current apparatus and devices.
what is formula for calculate thermal overload in new numiricalrelay( not in bimetal relay)?
