if we convert ampers into kw,which one formula use by
us,pls tell me?

Answer Posted / kumavat nareshkumar .c.

kw=v*i*cos(phi)/1000 in 1-phase ac
kw=1.73*v*i*cos(phi)/1000 in 3-phase ac
kw=v*i/1000 in dc

Is This Answer Correct ?    6 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how to test the turn ratio of 3 phase transformer using volt meter shoe the curcit diagram.

1845


WHAT IS DEGREE OF COMPOUNDING IN D.C MACHINE MEANS? HOW TO READ THE OPERATING CHART FOR ANY ELECTRICAL MACHINES?

4273


What is difference between SMC supportg and Glass Fibre Reinforced Plastic Support.

1859


What is notching in dc machine?

1508


What are the advantages and disadvantages of open loop control system?

654






what does a string of resistors in a series will do?

746


how to test the electrical panel.ht lt mcc pcc.

3217


pls tel me the electric train traction motors name plate details like rpm,torue,voltage,amps,watts..ect..

1568


How to findout raw or ups power? its not indicated in socket,

1544


BRIEFLY EXPLAIN THE STORAGE CLASSES AND THEIR TYPES IN C

1858


What are the protection required for Transformer, motor, Line, Generator, capacitor, that all i have to refer which standard?(Like Transformer detail IS 2026)

1466


The moisture in air will condense at

680


Explain the difference between verilog task and verilog function?

754


How to calculate of maximum demand if given 628kw, 785kva, 0.8 p.f.

1223


Can anybody please refer the best and simple book for about Protection relays and in detail of all its protection ?

1489