Which is the best tube arrangement (in a shell and tube heat exchanger) if the fluids are clean and non-fouling ?

Related Mcqs:

Pick out the wrong statement?

A. Fluid movement under the influence of buoyant forces resulting from change in density takes place in case of natural convection B. The ratio NNu/NRe . Npr is called the Stanton number C. The Peclet number is a measure of the ratio of energy transport by convection to that by conduction D. The Colburn jH … Pick out the wrong statement?Read More...

Multiple effect evaporation accounts for___________________?

A. Steam economy B. Lower operating costs C. Investment economy D. None of these...

Planck’s distribution law is valid for _____________ bodies?

A. Black B. White C. Coloured D. All A., B. & C....

Thermal diffusivity of a material __________________?

A. Has the unit m2 /sec B. Is defined as K/ρ . Cp C. Is the ratio of thermal conductivity to thermal capacity D. All A., B. and C....

It is desired to concentrate a 20% salt solution (20 kg of salt in 100 kg of solution) to a 30% salt solution in an evaporator. Consider a feed of 300 kg/min at 30°C. The boiling point of the solution is 110°C, the latent heat of vaporisation is 2100 kJ/kg and the specific heat of the solution is 4 kJ/kg.K. The rate at which the heat has to be supplied in (kJ/min) to the evaporator is____________________?

A. 3.06 × 105 B. 6.12 × 105 C. 7.24 × 105 D. 9.08 × 105...