An electric geyser/electric storage tank water heater is used to raise the temperature of 150 litres of water from 20°C to 55°C in 2 hours and 3 minutes. The supply voltage is 230 V and the efficiency of the geyser is 90.5 %. Assume the specific heat capacity of water to be 4.19 kJ/kg.K and one litre of water to have a mass of 1 kg. Calculate the resistance of the of the element inside the geyser

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An electric geyser/electric storage tank water heater is used to raise the temperature of 150 litres of water from 20°C to 55°C in 2 hours and 3 minutes. The supply voltage is 230 V and the efficiency of the geyser is 90.5 %. Assume the specific heat capacity of water to be 4.19 kJ/kg.K and one litre of water to have a mass of 1 kg.
Calculate the resistance of the of the element inside the geyser 

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