what is the difference between directional & non directional earth fault with example please explain.
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i have done my b.tech in 2009 .still hunting for a job...wat shud i answer if intervevwr asks..(what u have done 1yr)
i had aplied Hindustan Petroleum corporation limited for the post of maintenance technician -Electrical,i want model questions,if anybody have please send it or please advice?
if a.c supply is given to the motor,, what happen?
For overhead protection we use which transformer?
how a.c. genarator control power factor when its conected to grid supply by incrising or decresing excitation voltage.
What is the difference between ELCB and RCCB. Please define the working of both.
If a HV Underground Cable (13.8KV) is layed in the ground below 1.5 Mtrs and any building construction is done on the Cable route. IS this allowable or Not? What should be the clearance. As per ISO construction on HV cable route is safe or Not? Why? Can any body suggest the site for my question?
Earth is a conductor or load?then ammeter connect to 3- phase supply,it shows the measurents or not?
which type of A.C motor is used in the fan (ceiling fan, exhaust fan, padestal fan, bracket fan etc) which are find in the houses ?
25 Answers Airtel, MPPTCL, USSA,
why neutral and body earthing of transformers kept separated? what is distance between two is required as per is?
how u calculate ups battery backup
How does ELCB work when exist earth foult? and How does RCCB work when exist earth foult?
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