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Question
which is an example of forced convection? hot tea warming the cup it is in blowing on the hot tea to cool it off burning your tongue on the hot tea
Brief Explanations
Forced convection is heat transfer by the forced motion of fluids. Blowing on hot tea creates a forced - air flow which cools the tea, an example of forced convection. Hot tea warming the cup is conduction, and burning the tongue is also related to conduction of heat from tea to tongue.
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Blowing on the hot tea to cool it off