I need bhel previous year quetion papers for electrical
engineering department.I searched but i could not find out
Draw SLD for a panel has 500A Bus Bar rating, with 4 outgoing, each is 80 A (load current), showing the transformer and capacitor bank rating.
Which Machine u will prefer to use at a place where flammable gases are coming out & why ?
Why Lightning arrester used? Can we use piece of iron as a core material of transformer, if No, why? In CRGOSS material what is meaning of cold rolled grain oriented? Why Impegrenation of Transformer is done? Properties of Insulator? what is phase angle? Testing of transformers (Routine & Monthly)?
What is the difference between amorphous core transformer and CRGO core transformer?.
What is a feedback in control system?
What is thermal overload relay
what is inductive voltage transformer? what is its application and how it differs from capacitive voltage transformer?
1 Answers NRSC National Remote Sensing Centre,
How to calculate cable size in sq units based on motor rating is KW
what is load cell? whrere its used ? how to measured?
What kind of earthing method can be useful for ships and boats ?
what is pulverisation
What is Phase margin?