It takes 16 min to boil some water in an...

It takes `16 min` to boil some water in an electric kettle. Due to some defect it becomes necessary to remove `10 %` turns of the heating coil of the kettle . After repairs , how much time will it take to boil the same mass of water ?

`17.7` min

`14.4` min

`20.9` min

`13.9` min

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