As part of his meal, a workman has a cup containing a hot drink.
in order to keep the drink hot...
Physics, 10.10.2019 23:30, tiffanybrandy23
As part of his meal, a workman has a cup containing a hot drink.
in order to keep the drink hot whilst he eats the rest of his meal, he covers the cup, as shown in
the figure.
which sources of energy loss does this action reduce? tick two boxes.
convection from the surface of the liquid
evaporation from the surface of the liquid
conduction through the cup
radiation from the surface of the cup
Answers: 1
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