I need bhel previous year quetion papers for electrical
engineering department.I searched but i could not find out
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Why Current Transformers cannot be connected in parallel
What is the formula for selecting the cabels according to load? How to calculate what sq.mm cabel to be used?
What happen when ct secondary are open circuited? why same thing is not happen in ordinary transformer?
How can we select suitable capacity generator for three phase load (inductive load) and how to take study analysis in 3 three phase load system ?
What is the rate of WCT on the Electrical Contracts comprising of DG Sets and Civil Works in Delhi ?
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why we are discharging h.t supply during shutdown time
What are the factors which influence the choice of specific magnetic and electric loadings of a synchronous machine?
what is cogging in motors?
What will be the current rating of Main switch for 80 kVAR panel
how is the connection of a 3 phase ct trivector meter done on a pole mounted transformer
I have a 3 phase 600 volt prim. feed and a 120/208 sec. Isolateing tranformer .We are using this system for safety against shock . What is the proper grounding ?? Does the common on sec. get earth ground ???
What is on line ups and off line ups?