A steel sphere of diameter d and thermal conductivity k is being cooled in a flowing stream of air of bulk temperature T. The temperature distribution in the ball at a particular instant can be approximated as T-a + br + cr², where a, b and c are functions of time, and 7 is in K. What is the surface heat transfer coefficient? What is the unit of h

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Q: 30°C

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Q: The inner and outer surfaces of a 0.5-cm-thick 2 m x 3 m window glass in summer are 48°C and 18°C,…

A: As per our guidelines, we are supposed to answer only 3 sub parts.

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Q: The inner and outer surfaces of a 0.5-cm-thick 2 m x 3 m window glass in summer are 48°C and 18°C,…

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