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what is the internal working of star delta starter
some time we open engine breaker 8.0 MW load but plant not trip. and another time engine open 4.0 MW load engine trip why? individually engine breaker open & individually emergency stop why difference?
Explain about how is it working Earth fault'relay and wahts the resistance value of earth bed
why does make gain margin and phase margin on same plot.?
What are the specifications for getting approval of Substation?
can anybody sent me power grid questions. what subject should i prefer for preparation?
please send the last 5 years {{{JUNIOR ENGINEER - ELECTICAL, ELECTRONICS RRB CHENNAI and secundrabad}}} TECHNICAL question papers TO MY EMAIL ID dinesh100701@gmail.com
What do you mean by dependent and independent voltage sources?
How to calculate or formula to calculate rhe power in 2 phase system ??
Tell me all plants load factors i.e which plant operating on which load?
if sf6 gas low in gis what will happen
Work done in a free expansion process is
what is the formula of starting current of 3phase and 1 phase motor???
what is meant by loss of field in a DC motor? how a universal motor works?
why ups rating in kva? and why ups are in parellel?.why isolation transformer is used in ups?