Match the following List-I P. Compressible flow Q. Free surface flow R. Boundary layer flow S. Pipe flow T. Heat convection List-II U. Reynolds number V. Nusselt number W. Weber number X. Froude number Y. Mach number Z. Skin friction coefficient Answers: A. P−U, Q−X, R−V, S−Z, T−W B. P−W, Q−X,

The non-dimensional fluid temperature profile near the surface of a convectively cooled flat plate is given by (Tw−T)/(Tw−T∞) = a+b(y/L)+c(y/L)^2, where y is measured perpendicular to the plate, L is the length, and a,b and c are arbitrary constants. Tw and T∞ are wall and ambiyent temperatures, res

Grashoff number signifies the ratio of A. inertia force to viscous force B. buoyancy force to viscous force C. buoyancy force to inertia force D. inertial force to surface tension force

Heat transfer coefficients for free convection in gases, forced convection in gases and vapors, and for boiling water lie, respectively, in the range of ______ A. 5−15, 20−200, and 3000−50000 W/m^2.K B. 20−50, 200−500, and 50000−100000 W/m^2.K C. 50−100, 500−1000, and 100000−1000000 W/m^2.K D. 20−1

For laminar forced convection over a flat plate, if the free stream velocity increases by a factor of 2, the average heat transfer coefficient A. remains same B. decreased by a factor of 2 C. rises by a factor of 2 D. rises by a factor of 4

What are the assumptions of Gnielinski equation?

Water (specific heat, cp = 4.18 kJ/kg.K ) enters a pipe at a rate of 0.01 kg/s and a temperature of 20 C. The pipe, of diameter 50 mm and length 3 m, is subjected to a wall heat flux qw in W/m^2: If qw = 2500x, where x is m and in the direction of flow (x=0 at the inlet), the bulk mean temperature o

Consider the turbulent flow of a fluid through a circular pipe of diameter, D. Identify the correct pair of statements. I. The fluid is well-mixed II. The fluid is unmixed III. ReD<2300 IV. ReD>2300 A. I, III B. II, IV C. II, III D. I, IV

The ratios of the laminar hydrodynamic boundary layer thickness to thermal boundary layer thickness of flows of two fluids P and Q on a flat plate are 12 and 2 respectively. The Reynolds number based on the plate length for both the flows is 10^4. The Prandtl and Nusselt numbers for P are 18 and 35

For a flow of fluid over a heated plate, the following fluid properties are known: Viscosity = 0.001 Pa.s; Specific heat at constant pressure = 1 kJ/kg.K; Thermal conductivity = 1 W/m.K, The hydrodynamic boundary layer thickness at a specified location on the plate is 1 mm, and the thermal boundary

For the flow of viscous fluid over a flat plate, if the fluid temperature is the same as the plate temperature, the thermal boundary layer is A. thinner than the velocity boundary layer B. thicker than the velocity boundary layer C. of the same thickness as the velocity boundary layer D. not formed