Multiple effect evaporators ar used to___________________?

Related Mcqs:

The non-dimensional temperature gradient in a liquid at the wall of a pipe is the ____________________?

A. Heat flux B. Nusselt number C. Prandtl number D. Schmidt number...

Multiple effect evaporation accounts for___________________?

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

For large heat transfer area requirement, shell and tube heat exchanger is preferred, because it________________?

A. Occupies smaller space B. Is more economical C. Is easy to operate and maintain D. All A., B. and C....

Finned tube heat exchangers__________________?

A. Give larger area per tube B. Use metal fins of low thermal conductivity C. Facilitate very large temperature drop through tube wall D. Are used for smaller heat load...

Peclet number (Pe) is given by____________________?

A. Pe = Re.Pr B. Pe = Re/Pr C. Pe = Pr/Re D. Pe = Nu.Re...