what is the use of power factor ? where its applicable ?
Answer Posted / malik
power fector is cosign angle between voltage & current.
PF=kw/kva = cos
it hould be 1 or unity
eg if input is 230 & out put is 230 then pf=1
Is This Answer Correct ? | 8 Yes | 3 No |
Post New Answer View All Answers
In CTs tan delta point should be earthed , what is the reason behind it?
How time response of the system is divided?
I have a reading off 1.5ohms at my mem my main c/b is rated at 40/6 amps in a domestic house and i was told to change it to a b curve c/b is this ok
What are the basic properties of signal flow graph?
What is an alternator impedance value?
A d.c. Shunt motor is found suitable to drive fans because they require?
Please give me a erda placement paper
why we not used 11kva as a direct our electrnics component.
Define conversion efficiency of a power amplifier. What is its value for class c power amplifier?
what is meant by carrier aided trip protection in transmission line
What is CVT and what is relation with wave trap?
How seriving & testing of the HT & LT breakers are done. What are the standard Ir values on which we can come to know the test is passed or failed?
for hipot test on 33kV busbar, we will test on 70 kV or 56kV, what is the acceptable leackage current?
What is ideal IR values for ground and neutral.
i have been tasked with a design of protection, metering and control(PMC) relay panel extension to accommodate all PMC relays.There is an already existing panel where this one will be built.What are the design aspects for this kind of project? thank you.