an electric fuse of rating 3 a is connected in a circuit in which an iron of power 1 kw is connected which is operated of 220 v what
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Hello friend
P=1000w
V=220v
I=3a
P=V^2/R
1000=220*220/R
R=220*220/1000
48.4 ohm
Hope it helped u!
P=1000w
V=220v
I=3a
P=V^2/R
1000=220*220/R
R=220*220/1000
48.4 ohm
Hope it helped u!
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