Which of the following has the minimum absorptivity ?

Related Mcqs:

Reason for operating an evaporator in multiple effects is to secure ___________________?

A. Increased steam economy B. Decreased steam consumption C. Both A. and B. D. Increased capacity...

An equipment which converts the latent or sensible heat of one fluid into the latent heat of vaporisation of another, is called a_________________?

A. Boiler B. Heat exchanger C. Recuperator D. Regenerator...

Steam trap is used to_________________?

A. Condense the steam flowing in the pipeline B. Remove water resulting from partial condensation of steam C. Stop the supply of steam D. None of these...

Nusselt number is the ratio of the temperature gradient at the wall to_________________?

A. Temperature difference B. Heat flux C. That across the entire pipe D. None of these...

Fqra cold viscous feed, backward feed gives _____________ than forward feed?

A. A higher capacity B. A lower capacity C. Lower economy D. None of these...