what is meant by unity power factor?unity means one why dont
call 2,3,4......?
Answer Posted / vijaya kumar.m
Power factor means Cosine angle between Voltage and Current
so cosine rang is in between -1 to +1 so power factor unity
means one(1)
For only inductive load current lags voltage behind 90deg
For only capacitve load voltage lag current behind 90deg
For only Resistive load current and voltage both are same
phase
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
66kv under ground cable how to layaing in ground any special case two ckt r runing
A parallel flow heat exchanger will perform better than a counter flow heat exchanger. State if the statement is true or false.
how does the rotating m.m.f is produced in the 3-phase induction motor and how the poles are created in 3-phase induction motor ?
What will happened if the neutral of secondary of Xformer ( Star point) Note it's above KVA rated Xformer
Iwould like to know barc interview questions
i need some project topics along with circuit diagram in the electrical adnd electronics engg and also give ome website regarding projects.my mail id is thenmozhi2k7@gmail.com .please help me.
What is the effect of pd controller on system performance?
plz tell me,ht and lt panel terminals in substations explain beiefly
hi, in the event earth grounding is not available in a project, is there any other way to make the elcb work? fyi, i have an instant water heater (6.5kw) installed, however if there is grounding in the heating element inside the heater assembly, i will get grounded. thank you in advance to those who will answer my question.
How energy is generated in hydroelectric power plant?
what is fault level of power system ?
How relay works, reverse relay, master relay, os relay, earth fault relay and what is its setting point
What should be the length of transmission line so that we can see/obtain the full sine wave of voltage??
What is the transfer function?
What is the current carrying capacity of 35sq.mm flexible cable?