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प्रश्न
An electric kettle is rated 3 kW, 250 V. Give reason whether this kettle can be used in a circuit which contains a fuse of current rating 13 A.
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उत्तर
Yes, this kettle can be used in a circuit which contains a 13 A fuse because of the safe limit of currentfor kettle is,
I = `(3000 "W")/(250 "V")`
I = 12 A
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