We want to estimate the heat loss rate due to radiation from a cylindrical cup c...
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We want to estimate the heat loss rate due to radiation from a cylindrical cup containing 250mL of black coffee at 80C.
The inside diameter of the cup is 80mm and it is made of black paper. The cup is placed on a wooden table
First, calculate the surface area through which energy will be radiated - assume the bottom of the cup is insulated, but radiation occurs through the sides and open top
Give your answer in m2
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