Physics, asked by UsTaaDSiDhU, 2 months ago

plz answer this question

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Answered by manoranjanphy1

1

Explanation:

rating of iron,

P = V² /R = 220 x 220 /R

750 = 220 x 220 /R

ii. R = (220 x 220) /750

= (220 x22) / 75 ohm

I. P = I² x R

I² = P /R = 750 x 75 / ( 220 x 22)

= 75 x75 / 22 x22

I = 75 /22A

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