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An electric kettle is required to heat 0.64 kg of water from 15.4°C to 98.2°C in six minutes. The supply voltage is 220 V and the efficiency of the kettle is 85.5%. Assume the specific heat capacity of
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An electric kettle is required to heat 0.64 kg of water from 15.4°C to 98.2°C in six

minutes. The supply voltage is 220 V and the efficiency of the kettle is 85.5%.
Assume the specific heat capacity of water to be 4.187 kJ/kg.K. Calculate the
resistance of the heating element.​

User Rami Assi
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