Steam is routed through the tube in case of a ______________ evaporator?

Related Mcqs:

Dittus-Boelter equation used for the determination of heat transfer co-efficient is valid ___________________?

A. For fluids in laminar flow B. For fluids in turbulent flow C. When Grashoff number is very important D. For liquid metals...

One kilogram of water at 0°C is changed to superheated steam of one atm pressure and 300° C. The major heat consumption in the process will be to________________?

A. Heat the water from 0°C to 100°C B. Evaporate the water C. To superheat the steam D. Data insufficient, can’t be predicted...

Maximum heat transfer rate is achieved in _____________ flow?

A. Co-current B. Counter-current C. Turbulent D. Laminar...

Prandtl number for most of dry gases is about________________?

A. 0.001 B. 0.72 C. 70 D. 150...

Heat transfer co-efficient equation for forced convection, Nu = 0.023 Re 0.8. Pr n, is not valid, if the value of __________________?

A. n = 0.4 is used for heating B. n = 0.3 is used for cooling C. Reynolds number for the flow involved is > 10000 D. Reynolds number for the flow involved is < 2100...