Prove the ineffectiveness of placing the heating element in the kettle at the top.
| June 15, 2021 | education
There will be no convective heating of the entire mass of water, only the layers located closer to the surface near the heater will be heated. Accordingly, water will evaporate, and during evaporation, part of the thermal energy is carried away from the heated liquid. It will take more time to heat the same amount of water, therefore, more energy will be spent on this.
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