why we are having many type of vector group in the transformer ,what is the use of it?2 2821
Upto what extend the powerfactor of a supply system can be improved to be cost effective?1 1883
How to calculat size of copper & aluminium ?6 6299
What is an Automatic Voltage Regultor & what is its use? What are the general componets we use to design an Automatic Voltage Regulator..What are the factors to be considered for its design?3 3818
What will happen if 230V DC motor connected to 230V AC Supply?15 36880
Two electronic energy meters are connected to seperate phase wires, but connected to a looped neutral. Are these going to function correctly?
what are the type of transformer?4 7179
What is an 86-P or an 86-A trip
why impedance relay is used for medium transmission line protection
How to find ampere on ht side for selection of cable size ???
What is the reason that the humming sound is coming from the induction furnace panel?
defination of controlled shunt reactor
what are the breakdown voltage rating of mini- curcuit'transfarmer!
Why did lightening arrestor solid copper rod head is sharp on mobile tower top?
describe the constructional features of an auto transformer and its principle operation
when 20hp 3 phase motor start no load condition in star or delta connection.find current and write formula.(tariq)
what are the available sizes of pin type terminal lugs in the market today?
What are Contactors? How they works and what its highest rating?
sir please send me previous year questions of jspl of electrical section through which i could prepare myself fpr the test.
How to size Air Circuit breaker (ACB)? What is the most important factors?
How to work E.L.C.B and how to connect in circuit.
What is big transformer parts and their function ? Ty