A hot plate of an electric oven connected to 220 v line has 2 resistance could a and b each of 24 ohm resistance which may be used separately in series and in parallels what are the current in the 3 cases
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1) One resistance:
I = 220/24 ≈ 9 A
2) Serial communication:
I = 220/(24+24) = 220/48 ≈ 4,5 A
3) Parallel connection:
I = 220/(24/2) = 220/12 ≈ 18 A
I = 220/24 ≈ 9 A
2) Serial communication:
I = 220/(24+24) = 220/48 ≈ 4,5 A
3) Parallel connection:
I = 220/(24/2) = 220/12 ≈ 18 A
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