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Heat Transfer

Heat Transfer
Open pan evaporators are preferred to be used, when the solution to be concentrated is

Corrosive
Highly viscous
Scaling
Salty

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Heat Transfer
A __________ evaporator employs an annular downtake.

Basket type
Long tube vertical
None of these
Horizontal

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Heat Transfer
Kg of liquid evaporated per hour in an evaporator is defined as its

Economy
None of these
Capacity
Steam load

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Heat Transfer
Correction is applied to LMTD for __________ flow.

None of these
Counter
Parallel
Cross

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Heat Transfer
An ejector is used to

Increase temperature
Increase pressure
None of these
Remove condensate

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Heat Transfer
The left face of a one dimensional slab of thickness 0.2 m is maintained at 80°C and the right face is exposed to air at 30°C. The thermal conductivity of the slab is 1.2 W/m.K and the heat transfer co-efficient from the right face is 10 W/m².K. At steady state, the temperature of the right face in °C is

77.2
48.7
63.8
71.2

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