1 Answers
Call
Talk Doctor Online in Bissoy App
What is the ratio of displacement thickness to nominal thickness for a linear distribution of velocity in the boundary layer on a flat plate?
Answer: Option 1 Let'
1 Answers 1 views
The hydrodynamic and thermal boundary layers will merge, when?
Answer: Option 1 Let'
1 Answers 1 views
Prandtl and Reynolds analogy are same, when Prandtl number is?
Answer: Option 2 Let'
1 Answers 1 views
At what value of Prandtl number, the hydrodynamic and thermal boundary layers of a fluid flowing over a heated plate will be identical?
Answer: Option 1 Let'
1 Answers 1 views
At what value of Prandtl number, the hydrodynamic and thermal boundary layers are identical?
Answer: Option 2 Let'
1 Answers 1 views
The ratio of the thickness of thermal boundary layer to the thickness of hydrodynamic boundary layer is equal to (Prandtl number) n, where n is equal to?
Answer: Option 1 The ratio of the thickness of thermal boundary layer to the thickness of hydrodynamic boundary layer is equal to -1/3
1 Answers 1 views
Thermal diffusivity of a substance is given by (where h = Thermal diffusivity, ρ = Density of substance, S = Specific heat, and k = Thermal conductivity)?
Answer: Option 1 Thermal Diffusivity is defined as the ratio of heat conducted to the heat energy stored per unit volume of a material.the thermal conductivity of a substance divided...
1 Answers 1 views
In the laminar boundary layer flow over a flat plate, the ratio (δ/x) varies as :(where, 'δ' is the boundary layer thickness and 'x' is the distance from the leading edge in the direction of flow).?
Answer: Option 4 Let'
1 Answers 1 views
For flow over a flat plate, the ratio of thermal boundary layer thickness, 'xt' and hydrodynamic boundary layer thickness 'x' is equal to (where, NPr = Prandtl number)?
Answer: Option 2 Let'
1 Answers 4 views
Which of the following must be followed by the flow of a fluid (real or ideal) (I) Newton's law of viscosity.(II) Newton's second law of motion. (III) The continuity equation.(IV) Velocity of boundary layer must be zero relative to boundary.(V) Fluid cannot penetrate a boundary.?
Answer: Option 2 Let'
1 Answers 6 views