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what kind of motors are used in the winders of coal field?and what are the various methods of it's speed control?
1 3728Please brief me about number of pole in alternator.In single phase alternator coils are connected in star or series. How to calculate frequency for the same.
1973my UPS suddenly goes off and all panel light also blow off.This happens even main electric supply is not interrupted.After some time it automatically starts functioning normally.Batteries are new.
2119Post New Electrical Engineering Questions
PLEASE TELL ME ABOUT QUESTION PAPER OF UPCL ENTERENCE EXAM.
Why we use Electrical energy rather than any other type of energy, mostly? Explain behavior of open secondary CT and short circuited secondary PT in energized condition?
will there be any problem by recovering slip from single phase induction motors?
State and define norton’s theorem?
How does HT work & Voltage required?
During FEED, you will have all the information with regards to cable. How will you calculate the MTO for MV and LV Cables? what are your considerations?
we use capister for power factor. when we use capaciter in dg circuit than defect dg. can we use capaciter bank for dg circuit
How wire size can define in electrical wiring? What is the ratio?
Graphs of measuring power and speed on dc motor
How to detect voltage vector shifting in interconnection protection.
How to configure the drives in PLC, through Profibus commnication. And to how to address it?
-What should be minimum value of insulation resistance and maximum value of earth resistance at any electrical instillation and what is method of testing the same.
HOW TO CALCULATE THE HEAT AND LOAD OF LT-SUBSTATION WHICH CONTAINS 2*1MVA TRANSFORMERS,LT-SWITCH BOARD,MLDB,ACB,BUSBAR,ETC,......?
Why i receive the GCU fault in my DG Sychronization panel . what all the factors considered for this fault .
Define the three phase formula fuse.
