Answer Posted / syed vikhar ahmad
as we know power factor is the cosine of the angle between
voltage and current and in dc there is 0 angle between
voltage and current so the power factor is always one thats
why we dont discuss power factor in dc.
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
IN 1000kva transformer where the oil and winding temperature sensors is connected
please give me all the Alarm .Trip ,Safety Relays & Conditions of UPS Systems mail me on ashokbabunhce@gmail.com
why ht motors are star connected?
why the frequency and voltage in india is 230v and 50HZ. when compared to USA say 110v and 60 HZ.
DG Earth Value?
pls tell us AC plant are how do work and parts name with picture
Give idea about General Engineering. From which book i can study this topic. Pl. reply me via email. My email is ravi@bhelhwr.co.in, also give the name of book/website, from where i can prepare it.
When and where resistance earthing is used ? How to calculate the time constant for earth fault
what topics we have to concentrate for power grid et.written test.and tell what to read for english synonyms and antonyms.
I have doubt that the supply HZ (very low or high than rated ) may affect the power factor. is it true. ?
Why strting torqe high in inducation motor?
What is the basic principle of operation of alternators/dc generators?
Define unilateral circuit?
How does a battary stores charge in it? please explain in simple manner and in detail.thanks
A cotter joint is generally used to transmit
