Atmospheric air at a temperature of 20 ◦C flows parallel to a smooth and flat surface with a velocity of U ∞ = 2 m/s. The surface temperature of the plate varies with distance from the leading edge x...

Atmospheric air at a temperature of 20 ◦C flows parallel to a smooth and flat surface with a velocity of U_∞
= 2 m/s. The surface temperature of the plate varies with distance from the leading edge x according to

Where,

Calculate the convective heat transfer coefficient at x = 25 cm.