Why phase sequence must be same in any ht motor or generator
circuit?if phase sequence doesn't same whatever will be
affect on circuit?
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why Current is lead 90 degree and voltage is lag 90 degree in a capacitor.? why Current is lag 90 degree and voltage is lead 90 degree in an inductor.?
Why we use circular(Stepped) cross section in transformer core?
What are n circles?
which relay is better , instantaneous or IDMT relay .
Why the airgap of an induction motor is less compared to that of a synchronous machine?
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what is the burden?accuracy?Knee point voltage? what is the Alternator of PGM?
we have taken HV test of 2.5 k and Megger test on 11 kv HT cable.here it shows no fault but when we are charging the same cable with 11 kv supply why the VCB 11 kv gets tripped can anybody define the possible cause of fault ?
difference between over current and over load protection?
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?
In India,we use 230V,50HZ,where as many other countries use 110V,60HZ what r d advantages and disadvantages of each of them?
what is allowable current flows from phase to ground with out tripping the breaker
we the the value of frequency is 50 HZ in DG then why we said the value inductive rectance is zero in DG?