why do motors burn out? I understand why adding parallel loads to a power source means more current moves through the circuit, and can destroy circuit elements by overheating. What about when you have a vaccuum cleaner intake flush against a floor, a room fan sitting directly against a wall, or a power drill trying to drill through something too hard?
2073what do u mean by starting torque? how it should be for a good motor? what is the relation between starting torque and power factor? What is the relation between efficiency and starting torque?
2 4451define differential current and restraining current in relays. how to calculate it by mathematically? post the formulaes.
4 34114Post New Electrical Engineering Questions
what is buffer resistance starter.?.What is the working principle and where it is used..?
How Diesel Generator start ?
Refernce currents are to be generated using refernce cueernts how can this be done
What is the breaking capacity of transformer and how can we calculate the breaking capacity of tranformer
What is the working mechanism of OLTC in Power Transformers????
why do we use 25kv supply for traction purpose?
what is a pilot wiring and whys that called a pilot wiers
What is grid collapse? what is the reason for it?
Incoming line 11kv And transformer capacity is 2500kva. Consumption load is 1300A. Then fuse capacity is 11kv line.
WHAT IS DIFFERENCE BETWEEN MANUAL CONTROL AND MAGNETIC CONTROL AND STATE ITS ADVANTAGE /DISADVANTAGE
how can calculation ate Amps for cabel. Ex-for 1sqmm wire hou many amps we can draw
hi pal, i am vengatesh from tamilnadu(chidambaram),i have called for the written test for the post of jr executive(ELECTRICAL) of AAI ,I dont know about the question paper pattern,so any kindly help me to face the examination,post me the model question papers and some tips to write my examination to (vengi.annadurai@gmail.com)
what is the ATS .And how it works.
there is an alternator 480 k.w, 400v,50hz, 4-wire running on load having leakage alternator body earthed current 38 A. is it within acceptable limit? if yes then give reference if no then how to bring within specified limit
What are the advantages of using distance protection schemes as opposed to normal overcurrent/ earth fault protection on high voltage feeders.