fuses rated by amperes but not power,why?

Answer Posted / anand

power is depend on the Amps amphire only varried in circuits.
P=V *I* Cos@
Power and voltage constant only variable parts is I and Cos @.
tahts wy we are taken the amps is the reference.

Is This Answer Correct ?    6 Yes 5 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what happens if earth of 33kv cable is not connected to earthing pits? please send this query's answer to ngrm.sudha249@gmail.com

1556


can you any one give exact mathematical relation between AC current and DC current?

1411


I want to merge a cable..in between two metering Cubicals which contains CT's and PT's and Energy meter..before taking merger..what are the common things required?

1142


How to calculate the input cable rating for 10kva ups (3phase input and single phase output and also 3phase output, battery rating 65Ah)provide the formula also.thnx

1786


we have a 2.5hp Starite electric motor water pump,the elec motor burned out,we need to replace starting capacitor(old capacitor specs erased),what microfarad rating capacitor do we need? 110-125V

1366






how indusrial diesel generator work

1480


What is dielectric loss?

661


What is kirchoff ’s current law (kcl)?

648


11kv/433v delta/star distribution transformer primary side full load Ht current is 83.33A in , but input side VCB rating 800A.why?

1223


How we can defined theecopper cable size if we know the aluminium cable size?

1398


in single phase converter, the no.of scr's conducting during overlap a)1 b)2 c)3 d)4

1649


I have been using an 600VA with 0.6 p.f UPS with my desktop which has 450W power supply unit. Can anyone explain how can this happen . Because the output of the UPS is 360W (600*0.6) (<450W)

1684


what are the principles of a booster converter?

1583


where does 22kv line starts

2683


What are the advantages of nichols chart?

860