At what value of Prandtl number, the hydrodynamic and thermal boundary layers of a fluid flowing over a heated plate will be identical ?

Related Mcqs:

Steam consumption in kg/hr in case of an evaporator is given by (where, C & E are capacity the economy of the evaporator respectively) ?

A. C/E B. E/C C. CE D. 1/CE...

At Pr > 1, conduction in an ordinary fluid flowing through a heated pipe is limited to the___________________?

A. Buffer zone B. Turbulent core C. Both A. and B. D. Viscous sub-layer...

Prandtl number is the ratio of________________?

A. Mass diffusivity to thermal diffusivity B. Momentum diffusivity to thermal diffusivity C. Thermal diffusivity to mass diffusivity D. Thermal diffusivity to momentum diffusivity...

In a shell and tube heat exchanger, the height of 25 percent cut baffles is equal to (where, D = inside diameter of shell) ?

A. 0.25 D B. 0.50 D C. 0.75 D D. None of these...

Baffles in the shell side of a shell and tube heat exchanger ?

A. Increase the cross-section of the shell side liquid B. Force the liquid to flow parallel to the bank C. Increase the shell side heat transfer co-efficient D. Decrease the shell side heat transfer co-efficient...