Question: Air at 2 0 C ( 1 atm ) is flowing over a 0 . 0 2 8 - m - diameter sphere with a

Air at 20C (1 atm) is flowing over a 0.028-m-diameter sphere with a velocity of 6.45 m/s. If the surface temperature of the sphere is constant at 80C, determine the heat transfer rate from the sphere.

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