Condensing film co-efficient for steam on horizontal tubes ranges from 5000 to 15000 Kcal/hr.m² .°C. Condensation of vapor is carried out inside the tube in a shell and tube heat exchanger, when the

Heat Transfer
Condensing film co-efficient for steam on horizontal tubes ranges from 5000 to 15000 Kcal/hr.m² .°C. Condensation of vapor is carried out inside the tube in a shell and tube heat exchanger, when the

Higher condensing film co-efficient is desired

Temperature of the incoming vapor is very high

Lower pressure drop through the exchanger is desired

Condensate is corrosive in nature

Higher condensing film co-efficient is desired

Temperature of the incoming vapor is very high

Lower pressure drop through the exchanger is desired

Condensate is corrosive in nature

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Heat Transfer
The advantage of backward feed multiple effect evaporators over forward feed units is that

Equal heat transfer co-efficients exist in various effects

There is no additional cost of pumping

Heat sensitive material can be handled

Most concentrated liquid is at highest temperature

Equal heat transfer co-efficients exist in various effects

There is no additional cost of pumping

Heat sensitive material can be handled

Most concentrated liquid is at highest temperature

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Heat Transfer
Heat flux is the time rate of heat transfer per unit

volume

area

length

none of the listed here

volume

area

length

none of the listed here

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Heat Transfer
Value of Nusselt number [Nu = (hD/k)] for the heat transfer by conduction from a droplet or a spherical particle to a surrounding stagnant film is

2

0.5

10

100

2

0.5

10

100

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Heat Transfer
The range of electromagnetic spectrum important in heat transfer by radiation is __________ microns.

100-1000

0.5-50

0.38-0.78

5-50

100-1000

0.5-50

0.38-0.78

5-50

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Heat Transfer
Mechanical recompression evaporation is used in the production of

Distilled water

Alcohol

Fruits jam

Salt

Distilled water

Alcohol

Fruits jam

Salt

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Heat Transfer

Heat Transfer Condensing film co-efficient for steam on horizontal tubes ranges from 5000 to 15000 Kcal/hr.m² .°C. Condensation of vapor is carried out inside the tube in a shell and tube heat exchanger, when the

Heat Transfer The advantage of backward feed multiple effect evaporators over forward feed units is that

Heat Transfer Heat flux is the time rate of heat transfer per unit

Heat Transfer Value of Nusselt number [Nu = (hD/k)] for the heat transfer by conduction from a droplet or a spherical particle to a surrounding stagnant film is

Heat Transfer The range of electromagnetic spectrum important in heat transfer by radiation is __________ microns.

Heat Transfer Mechanical recompression evaporation is used in the production of

Heat Transfer
Condensing film co-efficient for steam on horizontal tubes ranges from 5000 to 15000 Kcal/hr.m² .°C. Condensation of vapor is carried out inside the tube in a shell and tube heat exchanger, when the

Heat Transfer
The advantage of backward feed multiple effect evaporators over forward feed units is that

Heat Transfer
Heat flux is the time rate of heat transfer per unit

Heat Transfer
Value of Nusselt number [Nu = (hD/k)] for the heat transfer by conduction from a droplet or a spherical particle to a surrounding stagnant film is

Heat Transfer
The range of electromagnetic spectrum important in heat transfer by radiation is __________ microns.

Heat Transfer
Mechanical recompression evaporation is used in the production of