Explain UPS
why we use capacitor in Fans not resistor?
How many kw will suply from one db
What is encoder, how it function
How to define Kirchhoff current law and voltage law along with simply examples.
why the electrical insulators suspention breakdowen
Why rotating machines are not allowed to run near critical speed region?
what is dc system? how getting pulse from rectifier?
what is HI POT test
What is the reason behind current flow(20 A) in amain earth cable of an SMDB? Is cuurent flow(45A etc) through a neutral cable acceptable?
why dc exicitaion used in ac motor....?
Explain how you intend to work under pressure to meet up with deadline target?
difference b/w series¶llel
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