A well-insulated electric water heater warms 131 kg of water from 20 °C to 43 °C in 30 minutes. Find the resistance of its heating element, which is connected across a 240 V potential difference. The...


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A well-insulated electric water heater warms 131 kg of water from 20 °C to 43 °C in 30 minutes. Find the resistance of its heating element, which is<br>connected across a 240 V potential difference. The specific heat of water is 4186 J/(kg °C).<br>Ω<br>%3D<br>

Extracted text: A well-insulated electric water heater warms 131 kg of water from 20 °C to 43 °C in 30 minutes. Find the resistance of its heating element, which is connected across a 240 V potential difference. The specific heat of water is 4186 J/(kg °C). Ω %3D

Jun 11, 2022
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