An electric kettle takes 4 A current at ...

An electric kettle takes `4 A` current at `220 V`. How much time will it take to boil `1 kg` of wate from temperature `20^(@)C`? The temperature of boiling water is `100^(@)C`

12. 6min

4.2min

6.3min

8.4min

Text Solution

Verified by Experts

` (4) (220)t=1000xx(100-20)(4.2)rArrt=6.3` min

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