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(a) An electric iron is rated at 230 V, ...

(a) An electric iron is rated at 230 V, 750 W. Calculate (i) the maximum current, and (ii) the number of units of electricity it would use in 30 minutes.
(b) Which of the following fuse ratings would be suitable for this electric iron ?
1 A, 3 A, 5 A, 13 A

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The correct Answer is:
N/a
(a) (i) 3.26 A (ii) 0.375 kWh (b) 5 A
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LAKHMIR SINGH & MANJIT KAUR-MAGNETIC EFFECT OF ELECTRIC CURRENT -Exercise
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