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
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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 ? how much time will it take to boil [...]