why do you add the load short circuit impedance when considering short circuit amperage. It seems that you should only consider supply. If you need to consider loads and you don't know what loads are to be added , what would be a good sub-transient reactance rating for the loads?

1843

What is the effect of interchanging core(made of steel) and winding(made of copper) material in case of transformer? Give proper explanation in regard to different losses in transformer.

1938

i am going to attaned the engineer (disign)iterview at HAL please give me duid line

2334

during installation time of transformer and alternator which points we have to observed?

2012

Can i use the B-curve MCB instead of C-curve MCB

2086

kVA rating of ordinary transformer is increased when connected as an auto transformer because A transformation ratio increased B secondary voltage increased C energy is transferred both inductively and conductively D secondary current increased

2745

The ripple frequency in output of fullwave bridge rectifier is a. Half the input b. Twice the input c. Same as input

2312

how many joint can done in HT line and what is life of the joint

2285

How we can change the direction of rotation of Induction motor? Prove it using graphical

2250

how did the testing of protection relays done through current injection

2146

what is the formula for hv test for cable and circuit breaker..????

2089

armature is that part in which current is induced since in dc motor we supply current to the conductor so why we call it armature?

1965

Why can't we parallel Voltage transformer secondary circuits?

1709

who many types of fire explane with exmple

2293

1.What is the range of stator resistance of 3-phase induction motor? 2.Two electrically operated vibro motors are foxed in parallel direction in vibrating feeders. what is the direction of both vibro motors?

1962