Why the starting current in Induction Motor is very high as compared to normal rated current ????
6 17295What will happen if 60 Hz rated transformer is connected to the supply of 50 Hz say 415 V (3-phase) step up to 3.3 kV...?? ?
2 7282Sir, I m 3rd year student 4m DCE and want to do internship in siemens or l&t or any other mnc related to electrical engineering. please tell me the procedure 4 same and oblige me
1995Though transformer consist winding which usually cause reactive power change in both generator and motor but it wont affect reactive power passing through transformer why?
2 5433what is meaning of 230volts ac 50hzs ac supply is it rms or maximum to getting ac 230v what amount of max voltage they will send
2080i have 2 motor of same rating. on no load condition one motor take 1.6A but other motor is taking 4.8A. what is the reason of this. please explain with proof.
8 10811In some countries it is found that an Earthing Transformer is connected at the LV sides of the Transmission and Distribution Substation Transformers.Actually what is the purpose the Earthing Transformer?
1 3960Post New Electrical Engineering Questions
what is diff. between earthing grid,earthing mess, earting grid?
WHAT IS MEANT BY DERATING OF THYRISTOR?
why transmission is only 3 phase and not 2 or 4 or poly phases
An ELHNC 80amp 240v 30mA RCD is tripping periodically, every 30 - 180 seconds is it safe to disconnect the protection circuit?
How to check 11000/1.732 to 110/1.732 Potentila transformer (PT)?
how much allowable resistance that can be difference in motor all coils?
trasnfarmaer core make
1. What is the exact formula for one weber? for example,(one ampere = one coulomb electron of electrons crossing a point of conductor at one second. i.e, 1A=1Q/1sec)
how can we calculate the ampacity of the electrical wire/cable. and what are the factors must be considered. pls. elaborate.
What is resonant peak?
How could I get a certificate of competency as Electrical Supervisor? I have completed By BTech in Electrical this year(2012) for VJTI Mumbai Maharashtra. Is it compulsory to be produced while joining?
WHAT IS DIFFERENCE BETWEEN CAPACITOR AND CAPACITANCE?
If you have an earth with pilecap then your resistance is really low. why and how?
What is the tests required for a 132 kV, 400 kV , 765 kV for a Circuit Breaker and Power Transformer before commissioning ?
How does an induction motor start?