a well-insulated electric water heater warms 109
A well-insulated electric water heater warms 109 kg of water from 20.0°C to 49.0°C in 25.0 min. Find the resistance of its heating element, which is connected across a 240-V potential difference.
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a well-insulated electric water heater warms 109 kg of water from 200degc to 490degc in 250 min find the resistance of its heating element which is
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