what is power factor?
Answer Posted / rajesh
power factor is the cosine of the angle between voltage and
current. if voltage and current are in phase then power
factor is unity. however, in practice this not possible
since loads are not purely reistive.
cos phi = active power/apparent power
| Is This Answer Correct ? | 14 Yes | 0 No |
Post New Answer View All Answers
what is allowed value of zero sequence impedancce of 6.6 kv nuetral earthing transformer ?what is the actual value
ELECTRICAL ENGINEER TEST IN FEWA ANY ONE HAVE KNOWLEDGE ABOUT THIS?????????
what is the difference between an alternator and a synchronous motor
why it is so called as xlpe(cross linked poly ethyline) cable?
How should i design a 1ph & 3 ph transformer. Kindly let meknow all steps and formulaes related to design from scratch.
Is it posible to instal one more SMDB from the existing SMDB and is it practical.
How to Preparation of online test
why Y CONNECTION IS BETTER INTERMS OF EFFICIENCY AND P.F FOR A LAOD LESS THAN 40% AND WHY AFTER DELTA IS BETTER FOR > 40%
Can u Explain about the electronic trivector meter and the use of data converters in them?
how is working bearing heater?
What is the pro & con of having 11kv & 33kv incoming, and what is the adv & disadv. of converting from 11kv to 33kv.
why is using sensor?what is differece between photoelectric and proxmitty?
What is transient response?
Is it possible to make a 5P10/ CT Ratio 50/1A Burden 5VA
Q: How to calculate Transformer losses , tell us by Formula.