An electric heater contains 40 litres of water initially at
An electric heater contains 40 litres of water initially at a mean temperature of 15 °C; 2.5 kW h is supplied to the water by the heater. Assuming no heat losses, what is the final mean temperature of the water?
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an electric heater contains 40 litres of water initially at a mean temperature of 15 degc 25 kw h is supplied to the
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