Q.30. The temperature distribution within the thermal boundary layer over a heated isothermal flat plate is given by
are the temperatures of plate and free stream respectively, and y is the normal distance measured from the plate. The local Nusselt number based on the thermal boundary layer thickness 
is given by
(A) 1.33
(B) 1.50
(C) 2.0
(D) 4.64
Answer: (B)
Explanation:
