i need previous entrence exam papers of nhpc.
No Answer is Posted For this Question
Be the First to Post Answer
what are the types of Distribution transformer vector group please explain
if d gen is 50kw,load is 60 kw,hw d gen ll supply d remaining power?
how hydrogen or helium is a cooling agent for alternator./ generator of big size.
what does the regenerative braking mean?and how it used for Dc motor? thanks.
Why two main buses and one transfer bus scheme not using for 400kV switchyard
Why in medium voltage system(3.3kv to 33kv, neutral is earthed with either resistance, reactance or neutral grounding resistance?
which sub is most horrible in four yr degree
what is diff btw electric,magnetic & eletromagnetic field
is there any pottential in neautral?
1.what is the difference between MPCB and MCB ? 2.what is the difference between MPCB and MCCB ?
What are the types of power in electrical power?
What is the effect on power factor, shown by a trivector meter; incase of reverse phase sequence. If the power factor of a system is lag what meter will show in case of reverse phase sequence connected to the meter. and What in case of lead.