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  • A water heater marked 2 kW, 220 V is connected to a 220 V supply line. How long will it take to heat 20 kg of water from 10°C to 30°C? Assume that all the heat is taken up by the water.

A water heater marked 2 kW, 220 V is connected to a 220 V supply line. How long will it take to heat 20 kg of water from 10°C to 30°C? Assume that all the heat is taken up by the water.

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shubham.krishnan

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