An ejector is used to__________________?

Related Mcqs:

For a liquid in laminar flow through a very long tube, when the exit fluid temperature approaches the wall temperature, the equation to be used is______________?

A. Nu = 0.023 Re0.8. Pr0.4 B. Nu = (π/2) Gz C. Nu = (2/π) Gz D. Nu = 2Gz0.5...

jH factor for heat transfer depends upon the ____________ number?

A. Biot B. Nusselt C. Reynolds D. Prandtl...

LMTD for evaporators & condensers for a given terminal parameters & set of conditions for counter-flow is equal to that for parallel flow. In such heat exchangers, with one of the fluids condensing or evaporating, the surface area required is the least in the ______________ flow?

A. Parallel B. Mixed C. Counter flow D. Same in either A , B. or C....

The interchange factor for radiation heat transfer from surface ‘x’ to surface ‘y’ in case of an infinite parallel planes with emissivities εx & εy is given by_______________?

A. εx + εy B. εx . εy C. 1/εx + 1/εy D. (εx + εy)/( εx + εy – εx . εy)...

Viscous & heat sensitive liquids are concentrated in _____________ evaporators?

A. Open pan B. Long tube C. Agitated film D. None of these...