An aluminium electric kettle of mass 0.560 kg contains 2.40- kw heating element. It is filled with 0.640 L of water at 12.0ºC. How long will it take (a) for boiling to begin and (b) for the kettle to boil dry? (Assume that the temperature of the kettle does not exceeds 100ºC at any time.)

An aluminium electric kettle of mass 0.560 kg contains 2.40- kw heati

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An aluminium electric kettle of mass 0.560 kg contains 2.40- kw heating element. It is filled with 0.640 L of water at 12.0ºC. How long will it take (a) for boiling to begin and (b) for the kettle to boil dry? (Assume that the temperature of the kettle does not exceeds 100ºC at any time.)

An aluminium electric kettle of mass 0.560 kg contains 2.40- kw heating element. It is filled with 0.640 L of water at 12.0ºC. How long will it take (a) for boiling to begin and (b) for the kettle to boil dry? (Assume that the temperature of the kettle does not exceeds 100ºC at any time.)

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