how many amps in 1 KVA? V=440v, PF=0.8 and FREQ=50Hz
Answer Posted / sushant
KVA = (1.73*VICOS PHI)/1000
1 = (1.73*440*I*0.8) / 1000
I=1000/(1.73*440*0.8)
= 1000/608.96
I = 1.64 A
There is no ralation between volt,ampere & freq
Is This Answer Correct ? | 3 Yes | 2 No |
Post New Answer View All Answers
What is the settings of distance protection relay in 400 kv line
design a 3 bit synchronous and asynchronous counter using T- flipflop
What is control system?
can any one suggest me the tilt angle of my solar pannel ?? or tell me how can i know the fix tilt angle of my solar pannel?? my cordinates are 31.503629,72.993164.
what are the principles of a booster converter?
in Contactor opearation Why there is a difference in the values of the operate and release voltage in case AC supply
what is magnetizing and demagnetizing current in generator and motor?
when we gave dc supply to 220v dc motor its rpm is 1200. then we gave 180v. how many rpm of its motor. gave answer with calculation at my ID.... ravizak@ymail.com
1) why a dg set shows variation of power factor and load when synchronised with other dgs? 2)Why the load sharing is not become equal in all dgs?. 3)When a dg set will not run on auto start?
What is trip and closing coil in cb? Why need of them
When and where resistance earthing is used ? How to calculate the time constant for earth fault
I am applying for NTPC examination.Can we please provide previous paper to my mail prasad.chintala108340@gmail.com
What is the difference between Delta & Wye windings?
how to find out cable size if load is 2800 watts, 230 volts AC supply and load distance is 1800 meters
what is the reqirred voltage in HT motor to get full RPM on no load test?