Answer Posted / sreeknp
we cant predict the pf of load ,dependig upon the load kw
changes so we can say current supply and voltage only ,for
example a300va unit to which five tube can be connected
since its pf is .4 then ups will be over loaded if one ortwo
addtional tube will burn this ups i think ur doubt is cleared
| Is This Answer Correct ? | 11 Yes | 9 No |
Post New Answer View All Answers
Why can't we take NO LOAD TRIAL of motors having V1 mounting??
What is routh hurwitz stability criterion?
why core is useful for a transformer ?and also in its operation ?
List out the different frequency domain specifications?
Is vtg is controlled by the resistor? if else how much?
What is the effect of interchanging core(made of steel) and winding(made of copper) material in case of transformer? Give proper explanation in regard to different losses in transformer.
What do you mean by ratio correction factor of instrument transformer?
Define characteristics impedance?
How to calculate that clean water supply in one Day from 150 KLD STP?
If a 3 phase induction motor is in off condition in the conveyor and rotor of the motor keeps moving with the conveyor than the resistance of windings of motor varies. why is it so ??
When we need up only in o/p 440v, so why we use directly in 11kva in input?
aternator every parts and its working
what are your career plans upon completion of the programme and the relevance of recity generation to your professional development?
WHAT IS DIFFERENCE BETWEEN CAPACITOR AND CAPACITANCE?
What are the effects of adding a zero to a system?