Mechanical Engineering > GATE 2015 SET-2 > Convection
In the laminar flow of air (Pr = 0.7) over a heated plate, if δ and δT denote, respectively, the hydrodynamic and thermal boundary layer thicknesses, then
A
δ = δT
B
δ > δT
C
δ < δT
D
δ = 0 but δT ≠ 0

Correct : c

Similar Questions

Consider incompressible laminar flow over a flat plate with freestream velocity of u∞. The Nusselt number corresponding to this flow velocity is Nu1. If the fre...
#175 MCQ
Consider a hydrodynamically fully developed laminar flow through a circular pipe with the flow along the axis (i.e., z direction). In the following statements,...
#176 MCQ
For laminar forced convection over a flat plate, if the free stream velocity increases by a factor of 2, the average heat transfer coefficient
#439 MCQ

Related Topics

laminar flow air Prandtl number boundary layer thickness mechanical engineering GATE 2015 hydrodynamic thermal boundary layers convective heat transfer GATE mechanical engineering plate convection boundary layer

Unique Visitor Count

Total Unique Visitors

Loading......

Question Options

Contributed by: