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why near the transformers, the Jelly(small white colored rocks)are poured.and what are conditions for that?
3 5876Is it weather conditions make any problems to the electrical equipments and if yes means is it any precautions needed?
1 3005We have 110Vac ,10A ac supply which is converted into 110VDC & How much DC current? which factor is reqired for dc current calulation?
1 5082what is the difference between inductive load and capacitive load?give me some examples in general
3 175441.what is the difference between ct and cvt? 2.what is the difference between pt and cvt? 3.what is the difference between relays and circuit breakers?
2720Post New Electrical Engineering Questions
What are the types of excitation system?
If symmetrical fault occurs at the terminal of a synchronous motor then how the motor will act...explain it..
As we know induction squirrel cage motor torque Directly praprortinal to applied voltage in star connection & delta also. If I connect 55KW Motor to DOL starter in load condition does motor withstand the load & what will be the current withdrawn ? motor will not fail ?
What is the exact formula for one weber of magnetic flux?
how to calculate singlephase motor efficiency?
we have require a Motor (1500kW, 6.6kV, 50Hz) which shall operate at 1500rpm during 30min and after it shall run on 500rpm during 15min. The same cycle shall be repetitive during the whole working days. Which method is best and economic to achieve such type of task. VFD, VVFD, Pole changing motor etc.
What range of speed can you get with the field control method of speed control of d.c. Shunt motor?
What is the difference between rated and per unit in transformer?
Hi I'm doing my MBA(3rd semester).I applied for the post of ET conducted by BHEL the last year.I cleared the written and lost in personal interview.Again I wrote the exam this time and cleared the written n yet to take the personal interview.Shall I disclose in the interview about my studies.What shall i say if they ask about my change from studies to job
What are the raitings of Mcb,mccb and Acb in detail ??
What is the distance between body earthing and neutral earthing.?
If the line voltage is reduced to 75% of its rated value then by what percentage current will reduce ?? 75% 25% 50% no change and why ?
why they were using TRIAC instead relay in some controllers and what is the advantages.
what is the reason for indication of light in the earth lamps of main switchboard.if there is an earth why does one lamp get dim and the other two bright.
