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Evaporator tubes are generally_____________________?
Related MCQs
In case of parallel flow heat exchanger, the lowest temperature theoretically attainable by the hot fluid is __________ the outlet temperature of the cold fluid?
Critical value of the __________ number governs the transition from laminar to turbulent flow in free convection heat transfer?
Fluid motion in the natural convection heat transfer between a solid surface and a fluid in contact with it, results from the__________?
Reason for operating an evaporator in multiple effects is to secure __________?
All analogy equations connecting friction factor and heat transfer co-efficient apply only to __________?
Fouling factor for a heat exchanger is given by (where, U1 = heat transfer co-efficient of dirty surface U2 = heat transfer co-efficient of clean surface) ?
For a laminar flow of fluid in a circular tube, ‘h1’ is the convective heat transfer co-efficient at velocity ‘V1’. If the velocity is reduced by half and assuming the fluid properties are constant, the new convective heat transfer co-efficient is__________?
A graph between __________ is called Wilson plot?
Walls of a cubical oven are of thickness l, and they are made of material of thermal conductivity k. The temperature inside the oven is 100°C and the inside heat transfer coefficient is „3k/l’. If the wall temperature on the outside is held at 25°C, what is the inside wall temperature in degree centigrade ?
For the same heat load and mass flow rate in the tube side of a shell and tube heat exchanger, one may use multipass on the tube side, because it__________?
Evaporator tubes are generally_____________________?
A. Horizontal
B. Vertical
C. Inclined
D. Random
Correct Answer:
Vertical
✔
Last Updated:
March 03, 2019