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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 water from temperature `20^(@)C`? The temperature of boiling water is `100^(@)C`

A

4.2 min

B

6.3 min

C

8.4 min

D

12.6 min

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